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- Installation, User's, And Maintenance Manual
IBM DS4200 Installation, User's, And Maintenance Manual - Chapter
Chapter
1.
Introduction
This
chapter
describes
the
operating
specifications,
features,
and
components
for
the
IBM
System
Storage
DS4200
Express
Storage
Subsystem
(hereafter
referred
to
as
DS4200
Express
or
storage
subsystem).
This
chapter
also
includes
an
inventory
checklist
and
important
information
on
best
practices
guidelines
and
product
updates
for
your
DS4200
Express.
Overview
IBM
DS4000
solutions
support
the
large
and
growing
data
storage
requirements
of
business-critical
applications.
These
scalable
IBM
DS4000
solutions
offer
you
data
access
and
protection
to
meet
your
existing
enterprise
storage
requirements
and
prepare
for
the
future.
The
IBM
System
Storage
DS4200
Express
Storage
Subsystem
(Machine
Type
1814,
Models
7VA
and
7VH)
is
designed
to
provide
solutions
to
meet
the
needs
of
midrange/departmental
storage
requirements,
delivering
high
performance,
advanced
function,
high
availability,
modular
and
scalable
storage
capacity,
with
SAN-attached
4-Gbps
fibre
channel
connectivity,
and
support
for
RAID
levels
0,
1,
3,
and
5
up
to
8.0
TB
when
using
500
GB
SATA
Enhanced
Value
Disk
Drive
Modules
(EV-DDMs).
A
3-U
rack-mountable
enclosure
houses
the
DS4200
Express
redundant,
dual-active
RAID
controllers
with
four
fibre-channel
ports
per
controller
for
attachment
of
host
servers
and
DS4000
storage
expansion
enclosures
and
up
to
16
SATA
EV-DDMs.
The
DS4200
Express
does
not
support
fibre
channel
drive
options
in
this
release.
The
DS4200
Express
supports
attachment
of
up
to
six
storage
expansion
enclosures,
resulting
in
the
capability
to
connect
to
up
to
112
disk
drives
and
enabling
storage
configurations
up
to
56
TB
using
500
GB
SATA
EV-DDMs.
The
DS4200
Express
supports
configurations
of
Serial
Advanced
Technology
Attachment
(SATA)
disks
only.
Fibre
channel
drive
options
and
intermixing
SATA
EV-DDMs
and
fibre
channel
Enhanced
Disk
Drive
Modules
(E-DDMs)
are
not
supported
in
this
release.
Advanced
DS4000
storage
management,
copy
service
options,
and
optional
advanced
disaster
recovery
functions
are
available
for
the
DS4200
Express,
including
FlashCopy
®
,
VolumeCopy,
and
Enhanced
Remote
Mirroring.
The
DS4200
Express
supports
up
to
two
hosts
in
a
redundant
direct
attached
fibre
channel
configuration.
When
using
fibre
channel
switches,
you
can
redundantly
connect
up
to
128
hosts
to
the
DS4200
Express.
The
DS4000
Storage
Manager
client
is
also
available
for
the
DS4200
Express.
This
storage
management
software
is
designed
to
help
centralize
storage
management,
help
simplify
partitioning
of
the
DS4000
series
storage
into
as
many
as
64
virtual
servers,
and
strategically
allocate
storage
capacity
to
maximize
storage
subsystem
utilization.
Models
The
DS4200
Express
RAID
controller
cache
size,
partitions,
and
other
features
vary
depending
the
DS4200
Express
model:
©
Copyright
IBM
Corp.
2006
1
Summary of DS4200
Page 1
Ibm system storage ds4200 express storage subsystem installation, user’s and maintenance guide gc27-2048-00
Page 3
Ibm system storage ds4200 express storage subsystem installation, user’s and maintenance guide gc27-2048-00
Page 4
Note: before using this information and the product it supports, be sure to read the general information in “notices” on page 171. First edition (august 2006) © copyright international business machines corporation 2006. All rights reserved. Us government users restricted rights – use, duplication o...
Page 5: Contents
Contents figures . . . . . . . . . . . . . . . . . . . . . . . . . . . Vii tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . Ix safety . . . . . . . . . . . . . . . . . . . . . . . . . . . . Xi about this document . . . . . . . . . . . . . . . . . . . . . Xvii who should read this docum...
Page 6
Heat output, airflow, and cooling . . . . . . . . . . . . . . . . . 20 chapter 2. Installing the storage subsystem . . . . . . . . . . . . . 23 installation overview . . . . . . . . . . . . . . . . . . . . . . . 23 handling static-sensitive devices . . . . . . . . . . . . . . . . . . 25 preparing fo...
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Host-agent (in-band) management method . . . . . . . . . . . . . 71 direct (out-of-band) management method . . . . . . . . . . . . . 71 connecting hosts to the ds4200 express . . . . . . . . . . . . . . 72 fibre channel connections . . . . . . . . . . . . . . . . . . . . 74 fibre channel host loop c...
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Appendix a. Records . . . . . . . . . . . . . . . . . . . . . 143 identification numbers . . . . . . . . . . . . . . . . . . . . . . 143 storage subsystem and controller information record . . . . . . . . . . 143 sample information record . . . . . . . . . . . . . . . . . . . 145 installed device re...
Page 9: Figures
Figures 1. Ds4200 express hot-swap drive bays . . . . . . . . . . . . . . . . . . . . . . . 7 2. Back view; connectors, switch, ports, enclosure id for the ds4200 express . . . . . . . . . 9 3. Power supply and fan unit components for the ds4200 express . . . . . . . . . . . . . 10 4. Power supply a...
Page 10
50. One ds4200 express and a maximum of six exp420 storage expansion enclosures behind a pair of ds4200 express drive ports . . . . . . . . . . . . . . . . . . . . . . . . . . 68 51. Ethernet and serial port locations on the ds4200 express . . . . . . . . . . . . . . . 70 52. Host-agent (in-band) ma...
Page 11: Tables
Tables 1. Where to find ds4000 installation and configuration procedures . . . . . . . . . . . . . Xviii 2. Description of figure 2 on page 9 . . . . . . . . . . . . . . . . . . . . . . . . . 9 3. Description of figure 3 on page 10 . . . . . . . . . . . . . . . . . . . . . . . . 10 4. Description of...
Page 12
X ibm system storage ds4200 express storage subsystem: installation, user’s and maintenance guide.
Page 13: Safety
Safety the caution and danger statements that this document contains can be referenced in the multilingual ibm ® safety information document that is provided with your ibm system storage ™ ds4200 express storage subsystem. Each caution and danger statement is numbered for easy reference to the corre...
Page 14
Statement 1: danger electrical current from power, telephone, and communication cables is hazardous. To avoid a shock hazard: v do not connect or disconnect any cables or perform installation, maintenance, or reconfiguration of this product during an electrical storm. V connect all power cords to a ...
Page 15
Statement 3: caution: when laser products (such as cd-roms, dvd drives, fiber optic devices, or transmitters) are installed, note the following: v do not remove the covers. Removing the covers of the laser product could result in exposure to hazardous laser radiation. There are no serviceable parts ...
Page 16
Statement 5: caution: the power control button on the device and the power switch on the power supply do not turn off the electrical current supplied to the device. The device also might have more than one power cord. To remove all electrical current from the device, ensure that all power cords are ...
Page 17
Statement 8: caution: never remove the cover on a power supply or any part that has the following label attached. Hazardous voltage, current, and energy levels are present inside any component that has this label attached. There are no serviceable parts inside these components. If you suspect a prob...
Page 18
Xvi ibm system storage ds4200 express storage subsystem: installation, user’s and maintenance guide.
Page 19: About
About this document this document provides instructions for installing and customizing the configuration of your ibm system storage ds4200 express storage subsystem. It also provides maintenance procedures and troubleshooting information. Who should read this document this document is intended for s...
Page 20
Appendix f, “european directive about product recycling and disposal,” on page 165 details the european directive about product recycling. Ds4000 storage subsystem installation tasks - general overview table 1 provides a sequential list of many installation and configuration tasks that are common to...
Page 21
Table 1. Where to find ds4000 installation and configuration procedures (continued) installation task where to find information or procedures 4 route the storage expansion unit fibre channel cables v ds4100 fibre channel cabling instructions v ds4200 express installation, user’s, and maintenance gui...
Page 22
Table 1. Where to find ds4000 installation and configuration procedures (continued) installation task where to find information or procedures 8 zone the fabric switch (san-attached only) v ds4000 storage manager installation and support guide for aix, hp-ux, solaris and linux on power v ds4000 stora...
Page 23
Table 1. Where to find ds4000 installation and configuration procedures (continued) installation task where to find information or procedures 15 enable ds4000 storage manager premium feature keys copy services premium features ds4000 storage manager copy services guide fc/sata intermix premium featu...
Page 24
That contains troubleshooting procedures and explanations of error messages and error codes. If you suspect a software problem, see the information for the operating system or program. Using the documentation information about the xseries or intellistation system and preinstalled software, if any, i...
Page 25
For more information about the ibm support line and other ibm services, go to the following web sites: v www.Ibm.Com/services/ v www.Ibm.Com/planetwide/ hardware service and support you can receive hardware service through ibm integrated technology services or through your ibm reseller, if your rese...
Page 26
Xxiv ibm system storage ds4200 express storage subsystem: installation, user’s and maintenance guide.
Page 27: Chapter
Chapter 1. Introduction this chapter describes the operating specifications, features, and components for the ibm system storage ds4200 express storage subsystem (hereafter referred to as ds4200 express or storage subsystem). This chapter also includes an inventory checklist and important informatio...
Page 28
V model 7vh comes with 1 gb cache per controller, two host ports per controller, a dual-ported drive channel, and two storage partitions premium feature, which you can upgrade to 4, 8, 16 or 64 partitions when you purchase storage partitioning upgrades (2 to 4, 2 to 8, 2 to 16, 2 to 64, 4 to 8, 4 to...
Page 29
Maintaining the cost-efficiency of parallel ata. Sata specifications allow for thinner, more flexible cables, and lower pin counts. It also enables easier, more flexible cable routing management and the use of smaller connectors than is possible with the existing parallel ata technology. The serial ...
Page 30
Note: depending on your ds4200 express model, you may need to purchase the appropriate host software kit for your host server operating system. Contact your ibm representative or reseller for more information. – activation kit: - two storage partitions activation kit (model 7vh) - storage partition ...
Page 31
In the additional support section of the web page, click my support. On the next page, if you have not already done so, register to use the site by clicking register now. Perform the following steps to receive product updates: 1. After you have registered, type your user id and password to log into ...
Page 32
Enables the ds4000 devices in the configuration to power on simultaneously during an unattended restoration of power. Note: do not overload the circuits that power your storage subsystem and storage expansion enclosures. Use additional pairs of ac power distribution units (pdus) if necessary. Refer ...
Page 33
The ds4200 express supports up to 16 sata ev-ddms, which come preinstalled in drive trays. Each drive, ata translator card (also referred to as interposer card), and carrier assembly are called ev-ddm crus. The ata translator card converts the fibre channel protocol interface of the ds4200 express d...
Page 34
Attention: 1. After you remove a ev-ddm cru, wait 70 seconds before replacing or reseating it to allow the drive to properly spin down. Failure to do so may cause undesired events. 2. Never hot-swap a ev-ddm cru when its associated green activity led is flashing. Hot-swap a drive cru only when its a...
Page 35
The enclosure id, comprised of two seven-segment numbers, is located on the back of each controller next to the controller indicator lights. It provides a unique identifier for each module in the storage array. The ds4200 express storage subsystem is shipped from the factory with the enclosure id ty...
Page 36
To preserve the optimal airflow, do not remove a failed power supply and fan unit cru from the ds4200 express chassis until you are ready to replace it with a new cru. Note: unless problems prevent fan components from operating, the fan components inside a powered off or failed power supply and fan ...
Page 37
Battery units each controller also contains a rechargeable battery unit that maintains data in the cache in the event of a power failure. Figure 5 on page 12 shows how the battery unit slides into the battery backup slot in controller a cru. Lever latch figure 4. Power supply and fan unit and airflo...
Page 38
Table 4. Description of figure 5 number description 1 controller a cache backup battery unit 2 controller b cache backup battery unit 3 latch 4 pull handle the battery unit provides backup power to each controller's cache memory. Each battery unit contains a sealed, rechargeable lithium ion battery....
Page 39
Sfp modules the ds4200 express storage subsystem supports a fiber optic interface for host and storage expansion enclosure connections. You must install a small form-factor pluggable (sfp) module in each interface connector on the controller where a fiber optic cable is to be installed. The ds4200 e...
Page 40
Table 5. Software and firmware levels for the ds4200 express storage subsystem software/firmware level ds4000 storage manager software 9.16.Xx.62 or higher ds4200 express controller firmware and nvsram 06.16.86.Xx or higher. This controller firmware does not support exp100 attachment. Esm firmware f...
Page 41
Go to the subsystem management window and select view → storage subsystem profile. When the storage subsystem profile window opens, select the all tab and scroll through the profile for storage subsystem list to locate the following information. Note: the profile for storage subsystem list contains ...
Page 42
3. Locate the firmware version of each esm in the drive enclosure. You must perform this step for each drive expansion enclosure. Specifications this section provides site specifications for the ds4200 express storage subsystem. Before installing, you must either verify that your planned installatio...
Page 43
Table 8. Ds4200 express component weights unit weight drive 0.75 kg (1.65 lb) power supply and fan unit 3.60 kg (7.95 lb) controller (including cache battery backup unit) 2.8 kg (6.1 lb) battery unit 0.9 kg (2 lb) shipping dimensions table 9 lists shipping carton dimensions. The height shown include...
Page 44
Table 11. Ds4200 express altitude ranges environment altitude operating 30.5 m (100 ft.) below sea level to 3000 m (9842 ft.) above sea level storage 30.5 m (100 ft.) below sea level to 3000 m (9842 ft.) above sea level transit 30.5 m (100 ft.) below sea level to 12,000 m (40,000 ft.) above sea leve...
Page 45
These levels are measured in controlled acoustical environments according to iso 7779 and are reported in accordance with iso 9296. The declared sound power levels indicate an upper limit, below which a large portion of machines operate. Sound pressure levels in your location might exceed the averag...
Page 46
Ac power recovery after normal power is restored after a total ac power failure, the storage subsystem performs power-up recovery procedures automatically without operator intervention. Power cords and receptacles the storage subsystem ships with two jumper cords used to connect to the rack pdu. You...
Page 47
1220 mm cold aisle width 2440 mm between center lines of hot and cold aisle perforated tiles or gratings back back t42 racks t42 racks t42 racks cold aisle hot aisle air conditioner back front front front airflow figure 9. Example of cold aisle/hot aisle rack configuration chapter 1. Introduction 21.
Page 48
22 ibm system storage ds4200 express storage subsystem: installation, user’s and maintenance guide.
Page 49: Chapter
Chapter 2. Installing the storage subsystem this chapter provides the information that you need to install the ds4200 express storage subsystem into a rack cabinet. Before you begin the installation, review the safety information in “safety” on page xi. “installation overview” provides an overview o...
Page 50
5. Before removing the ds4200 express from the shipping box, remove the components from the ds4200 express chassis to lighten the unit. See “removing the crus” on page 32. 6. Record the serial number, machine type and model number, and raid controller mac addresses for your ds4200 express storage su...
Page 51
V if you are using out-of-band management, cable the ds4200 express ethernet ports to either the management workstation or the host. V if you are using in-band management, cable the ds4200 express host channels to the fibre channel host bus adapters (hbas) in either the hosts or the fibre channel sw...
Page 52
Complete the following steps to prepare the ds4200 express storage subsystem for installation into a rack cabinet: 1. Prepare the site to meet all area, environmental, power, and site requirements. For more information, see “specifications” on page 16. 2. Move the shipping box that contains the ds42...
Page 53
5. Read the appropriate readme files that are included in the storage manager host software or ds4200 express controller firmware packages for any updated information about hardware, software, or firmware products. 6. Continue with “preparing the site.” tools and hardware required gather the tools a...
Page 54
V to ensure rack stability, load the rack starting at the bottom. V if you install multiple components in the rack, do not overload the power outlets. V always connect the storage subsystem to a properly grounded outlet. V always connect the ibm-certified rack power distribution units (pdus) to at l...
Page 55
3 u 3 u 2 u 2 u 1 u 1 u 0 u 0 u rail assembly (front left) bezel (front left) bezel (front right) rail assembly (front right) front rack mounting template ds4200 express install first ---> install second ---> install second ---> install first ---> ds420001 figure 11. Front rack mounting template cha...
Page 56
Before installing the ds4200 express in a rack cabinet, you must install the rails and rack-mounting hardware that come with your storage subsystem. The ds4200 express requires an electronic industries association (eia) 310-d type a 19-inch rack cabinet. The distance between eia rails, from the fron...
Page 57
Note: the m5 screws and washers may already be attached to the support rails. If so, remove them from the support rails. 4. The rack-mounted unit is three eia units high. Decide accordingly where you are going to install the support rails. Attention: use the rack mounting template provided in figure...
Page 58
12. Continue with “removing the crus.” installing the ds4200 express this section provides instructions on installing the ds4200 express. The installation process includes: v “removing the crus” v “installing the ds4200 express into a rack on the support rails” on page 36 v “replacing the components...
Page 59
The ds4200 express comes with a rack-mounting hardware kit for installing it in a rack. It is easier to lift the ds4200 express and install it in a rack cabinet if you remove all the crus first. You will need an antistatic wrist strap and a cart or level surface (to hold the crus). Observe the preca...
Page 60
3. Place the controller on a level surface. 4. Repeat step 1 on page 33 through step 3 for the second controller. Removing a power supply and fan unit statement 5: caution: the power control button on the device and the power switch on the power supply do not turn off the electrical current supplied...
Page 61
3. Place the power supply and fan unit on a level surface. 4. Repeat step 1 on page 34 through step 3 for the second power supply and fan unit. Removing an ev-ddm complete the following steps to remove a hot-swap ev-ddm: note: the ev-ddm comes installed in a drive tray. Do not attempt to detach the ...
Page 62
5. Place the ev-ddm cru horizontally on a level surface. Attention: do not stack ev-ddm crus on top of one another. Protect the ev-ddm crus from vibrations or sudden shocks. 6. Repeat step 1 on page 35 through step 4 on page 35 for additional ev-ddm crus. Installing the ds4200 express into a rack on...
Page 63
2. Using a #2 phillips screwdriver, remove the four screws from the rails (two screws in each rail). See 4 in figure 13 on page 32. If you do not remove these screws, the storage subsystem will not fit securely. Note: if the screws are shipped in the hardware pack instead of already installed in the...
Page 64
5. Continue with one of the following actions: v if you did remove the ds4200 express crus before installation (as described in “removing the crus” on page 32), continue with “replacing the components.” v if you did not remove the ds4200 express crus before installation, continue with chapter 3, “ca...
Page 65
2. As you slide the controller into the empty slot, make sure the guide pins on the side of the controller fit into the notches. After the guide pins fit into the notches and the controller fits snugly into the bay, push the lever downward or upward 90°, depending on whether the controller is insert...
Page 66
Caution: disconnect the power cord before replacing the power supply and fan unit. Complete the following steps to replace the power supply and fan units that you removed before the installation: 1. Slide one power supply and fan unit into the storage subsystem. Be sure to replace the power supply a...
Page 67
1. Lift up on the handle and gently push the ev-ddm cru into the empty bay until the hinge of the tray handle latches beneath the storage subsystem bezel, as show in figure 21. 2. Push the tray handle down until the latch clicks into place. 3. Repeat step 1 and step 2 to replace additional ev-ddms. ...
Page 68
42 ibm system storage ds4200 express storage subsystem: installation, user’s and maintenance guide.
Page 69: Chapter
Chapter 3. Cabling the storage subsystem after the storage subsystem is installed in its permanent location, you must cable it to hosts, drives, and other external devices, depending on your hardware configuration. This chapter addresses the following cabling and configuration topics: v “enclosure i...
Page 70
Fibre-channel loop and id settings when you install a hard disk drive in the storage subsystem, the drive tray plugs into a printed circuit board called the midplane. The midplane sets the fibre-channel loop id automatically, based on the enclosure id switch setting and the physical location (bay) o...
Page 71
V do not overtighten the cable straps or bend the cables to a diameter of less than 76 mm (3 in.), or a radius less than 38 mm (1.5 in.). V do not put excess weight on the cable at the connection point. Be sure that the cable is well supported. V the following are the recommended maximum cable lengt...
Page 72
Caution: when laser products (such as cd-roms, dvd drives, fiber optic devices, or transmitters) are installed, note the following: v do not remove the covers. Removing the covers of the laser product could result in exposure to hazardous laser radiation. There are no serviceable parts inside the de...
Page 73
5. Connect an lc-lc fibre-channel cable. For information about the lc-lc cable, see “using lc-lc fibre-channel cables” on page 48. Removing sfp modules complete the following steps to remove the sfp module from the host port: attention: to avoid damage to the cable or to the sfp module, make sure th...
Page 74
3. With the sfp latch in the unlocked position, extract the sfp module. V for sfp modules that contain plastic tabs, slide the sfp module out of the port. V for sfp modules that contain wire tabs, grasp the wire latch and pull the sfp module out of the mini-hub port. 4. Replace the protective cap on...
Page 75
Statement 3: caution: when laser products (such as cd-roms, dvd drives, fiber optic devices, or transmitters) are installed, note the following: v do not remove the covers. Removing the covers of the laser product could result in exposure to hazardous laser radiation. There are no serviceable parts ...
Page 76
5. Remove the two protective caps from the other end of the lc-lc cable. Save the protective caps for future use. 6. Connect this end of the lc-lc cable to one of the following devices: v an sfp module that is installed in a separate exp420 storage expansion enclosure v an sfp module that is install...
Page 77
3. Replace the protective caps on the cable ends. 4. Replace the protective cap on the sfp module. Using lc-sc fibre-channel cable adapters the lc-sc fibre-channel cable adapter is a fiber-optic cable that is used to connect an lc connector into one of the following devices that require sc connector...
Page 78
Caution: when laser products (such as cd-roms, dvd drives, fiber optic devices, or transmitters) are installed, note the following: v do not remove the covers. Removing the covers of the laser product could result in exposure to hazardous laser radiation. There are no serviceable parts inside the de...
Page 79
5. If you are connecting the ds4200 express host port to a 1-gbps fibre channel switch or fibre channel host bus adapter, connect the sc connector end of the lc-sc cable adapter to a gigabit interface converter (gbic) that is installed in the 1-gbps fibre channel switch or fibre channel host bus ada...
Page 80
F10ug015 3. Replace the protective caps on the cable ends. Connecting storage expansion enclosures to the ds4200 express attention before powering on the ds4200 express storage subsystem, it must be populated with at least two drives. If at least two drives are not installed in each attached storage...
Page 81
Redundant drive channel pair each controller on the ds4200 express has a drive channel that contains two ports. The storage expansion enclosures that are connected to these two ports form a drive channel (also referred to as drive loop in certain ds4000 storage subsystem models). The maximum number ...
Page 82
Overview of steps to connect storage expansion enclosures to a storage subsystem to connect storage expansion enclosures to the storage subsystem, perform the following steps: note: the following procedures are for ″ cold-case ″ procedures (in which the ds4200 express is powered down when storage ex...
Page 83
1. Follow the instructions in the installation, user’s, and maintenance guide for your ds4000 storage expansion enclosure to set up and mount the storage expansion enclosures. Note: currently, the only ds4000 drive expansion enclosures that can be attached to the ds4200 express storage subsystem are...
Page 84
Attention: the ds4200 express supports the connection of a maximum of six storage expansion enclosures per redundant drive channel pair. The ds4200 express supports one redundant drive channel pair. If you are using fiber-optic cables, install sfp modules into the ports that will receive the cables ...
Page 85
One ds4200 express and two storage expansion enclosures if you are cabling one ds4200 express storage subsystem and two storage expansion enclosures, connect one storage expansion enclosure per controller drive port as shown in figure 40 on page 60. Figure 41 on page 60 shows that you can also conne...
Page 86
As figure 41 shows, when you connect additional storage expansion enclosures, you can connect them by using the additional port of the drive channel. Left esm left esm right esm right esm controller a controller b 1 2 2 1 ds470044 figure 40. One ds4200 express and two storage expansion enclosure — n...
Page 87
One ds4200 express and three storage expansion enclosures if you are cabling one ds4200 express storage subsystem and three storage expansion enclosures, figure 42 shows the recommended cabling topology. One ds4200 express and four storage expansion enclosures if you are cabling one ds4200 express s...
Page 88
Figure 45 on page 63 shows a cabling topology that is not recommended because all six storage expansion enclosures are connected to a single drive port of the dual-ported drive channel in each controller. Left esm left esm right esm right esm controller a controller b 1 2 2 1 ds470051 left esm right...
Page 89
Ds4200 express storage subsystem and supported storage expansion enclosure drive cabling schemes the following sections show cabling schemes for supported storage expansion enclosures and the ds4200 express storage subsystem: v “one ds4200 express and one exp420 storage expansion enclosure” on page ...
Page 90
3. The ds4200 express currently supports a maximum of 112 drives in six 16-drive storage expansion enclosures per drive channel in each controller, including the 16 e-ddms in the ds4200 express internal drive slots. One drive channel from each of controllers a and b must be connected to the same set...
Page 91
Perform the following steps to create the recommended cabling scheme shown in figure 47: 1. Connect port 2 of drive channel 1 on the ds4200 express to port 1b ( 1 ) on the left esm in the first exp420 ( 2 ). 2. Connect port 1b ( 1 ) on the right esm in the first exp420 ( 2 ) to port 1 of drive chann...
Page 92
Perform the following steps to create the recommended cabling scheme shown in figure 48: 1. Connect port 1a on the left esm in the first exp420 ( 2 ) to port 1b ( 1 ) on the left esm in the third exp420 ( 4 ). 2. Connect port 1a on the right esm in the third exp420 ( 4 ) to port 1b ( 1 ) on the righ...
Page 93
Perform the following steps to create the recommended cabling scheme shown in figure 49: 1. Connect port 1a on the left esm in the first exp420 ( 2 ) to port 1b ( 1 ) on the left esm in the third exp420 ( 4 ). 2. Connect port 1a on the right esm in the third exp420 ( 4 ) to port 1b ( 1 ) on the righ...
Page 94
Perform the following steps to create the recommended cabling scheme shown in figure 50: 1. Connect port 1a on the left esm in the first exp420 ( 2 ) to port 1b ( 1 ) on the left esm in the third exp420 ( 4 ). 2. Connect port 1a on the right esm in the third exp420 ( 4 ) to port 1b ( 1 ) on the righ...
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12. Connect port 2 of drive channel 2 on the ds4200 express to port 1b ( 1 ) on the right esm in the sixth exp420 ( 7 ). Storage expansion enclosure settings this section provides information about storage expansion enclosure settings. For additional detail, refer to the installation, user’s, and ma...
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Ethernet port connection from each controller is required to establish a direct (out-of-band) management connection to the ds4200 express storage subsystem. Note: the alignment of the ethernet and serial ports on controller a are opposite those of controller b. Before inserting an ethernet or serial...
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Host-agent (in-band) management method this method requires host-agent software that you install on the host server. The host-agent software allows the ds4000 storage manager client program to manage the ds4000 storage subsystem using the same fibre channel connections between the host server and th...
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Note: do not connect the ds4200 express storage subsystem ethernet ports to a public network or public subnet. It is strongly recommended that you create a private network between the ds4200 express storage subsystem and the management station. Connecting hosts to the ds4200 express the ds4200 expre...
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2. Connect the fibre channel cables from the sfp modules in the ds4200 express raid controller host ports to either the sfp modules in the fibre channel switch or the sfp modules of the host bus adapters. Figure 54 shows the location on the raid controllers on the ds4200 express storage subsystem wh...
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For examples of redundant, partially-redundant, and non-redundant host and drive loop configurations, see “fibre channel host loop configurations.” fibre channel connections the storage subsystem fibre channel connection consists of two host fibre-channel loops and a redundant drive fibre-channel lo...
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Note: the minimum ds4200 express configuration is two partitions. The maximum is 64 partitions. Configuration upgrades are available as upgrade options. Contact your ibm reseller or marketing representative for more information. Redundant host and drive loops this section provides examples of ds4200...
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In figure 58, the fibre channel switches are connected together via the inter-switch link (isl) to form a dual san fabric. In figure 59 on page 77, the fibre channel switches are not connected together. Each switch forms its own san fabric. Host system with two host adapters host system with two hos...
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Figure 60 shows an example of a two-cluster configuration. Installing the storage subsystem configuration using the information gathered in the previous sections, install the host systems and host adapters. Notes: 1. See the documentation provided with your host adapters for installation requirement...
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Attach fiber-optic interface cables to each host adapter. You will connect the other end of the cables to the controller later in the installation process. For more information about handling fiber-optic cables, see “handling fiber-optic cables” on page 44. Cabling the power supply complete the foll...
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Chapter 4. Operating the storage subsystem this chapter describes operating procedures for the ds4200 express. To ensure optimal operation of your system, see “best practices guidelines” on page 5 performing the ds4000 health check process the ds4000 health check process is a sequence of suggested a...
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Save the storage subsystem profile before performing any controller or esm firmware upgrades. Save the storage subsystem profile and all *.Cfg files to a server disk that will remain accessible in the event of a ds4000 storage configuration failure. Note: when you upgrade firmware, you must upgrade ...
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V create and maintain a cabling diagram of the current san configuration. Keep this diagram updated as you make configuration changes, and keep the cabling diagram available for review. V create and maintain a list of other components that are being used within the cabling diagram (such as the host ...
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V yes - turn off both power switches on each enclosure that you intend to connect to the power. V no - turn off both power switches on all enclosures in the storage subsystem. 2. Ensure that all power cords are connected. Note: if the power cords are not connected, turn off both power switches on al...
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Table 19. Description of figure 61 on page 82 number description 1 power connector 2 power switch depending on the number of storage expansion enclosures in the configuration, the storage subsystem might take several minutes to power up. The battery self-test might take an additional 15 minutes. The...
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Installing the ds4000 storage manager client refer to the ibm system storage ds4000 storage manager 9.16 installation and support guide for the appropriate operating system for instructions on how to install the storage manager software. Use that document and the online help to configure the logical...
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Notes: 1. You can only monitor storage subsystems that are within the management domain of the storage-management software. 2. If you have not installed the ds4000 storage manager event monitor service as part of the storage-management software installation, the ds4000 storage manager enterprise man...
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Finding controller, storage expansion enclosure, and drive information you can view a storage subsystem profile to find controller, enclosure, and drive information for the ds4200 express storage subsystem and attached storage expansion enclosures. To view a storage system profile, perform the follo...
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Www.Ibm.Com/servers/storage/support/disk/ always check the readme files that are included with the firmware packages for the most up-to-date information about firmware prerequisites, firmware update instructions, and host i/o restrictions, if any. Apply the necessary updates before configuring the s...
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6. Check the indicator leds on the front and the back of the storage expansion enclosure. A green led denotes a normal status; an amber led denotes a hardware fault. 7. Is an amber led on? V yes - locate and troubleshoot the failed components. See “checking the leds.” v no - you are finished with th...
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Table 23. Power supply and fan unit leds number led normal status problem status 1 power supply and fan unit power on off 2 service action allowed (ok to remove) off on 3 service action required (fault) off on 4 direct current enabled on off front leds this section describes the primary leds and con...
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Table 24. Front leds and controls (continued) number led normal status problem status 5 global power on off 6 reset alarm mute button n/a n/a 7 link rate switch set to the 2 gbps or 4 gbps position, depending on your configuration. N/a battery unit leds this section describes the primary leds on the...
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Controller leds this section describes the primary leds, controls, and connectors on the rear of the storage subsystem controller. Table 26. Rear controller leds, controls, and connectors number led normal status problem status 1 service action allowed (ok to remove) off on 2 service action required...
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Table 26. Rear controller leds, controls, and connectors (continued) number led normal status problem status 9 ethernet link activity on - link established off - no link established blinking - activity not applicable 10 drive channel port bypass (one led per port) note: the drive channel consists of...
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Table 27. Host and drive channel led definitions (continued) l1 l2 definition on on the host or drive channel port is operating at 4 gbps. Seven-segment numeric display leds the numeric display consists of two seven-segment leds that provide information about enclosure identification and diagnostics...
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Fault, the storage subsystem needs attention led is on. The definitions for lx diagnostic codes are listed in table 28. Table 28. Numeric display diagnostic codes value controller state description storage manager view l0 suspend mismatched controller board id needs attention condition for board id ...
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Attention: except in an emergency, never turn off the power if any needs attention leds are on. Correct the fault before you turn off the power. Use the ds4000 storage manager client and the needs attention leds to check the overall status of the ds4200 express. All leds should be green on the front...
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Power-off overview review the following information before you continue with the power-off procedure below. Turn off the power to each device based on the following shutdown sequence: 1. Turn off power to the host before the storage subsystem. If the host must stay powered on to support an existing ...
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C. When the recovery procedure is completed, select recheck in the recovery guru. This action reruns the recovery guru to ensure that the problem has been fixed. D. If the problem has not been fixed, contact your ibm service representative. Do not turn off power until all problems are corrected. 6. ...
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V yes – do not continue with this procedure. Contact your ibm service representative for assistance. Depending on the current service agreements, you might need to return the equipment to the factory or local service center for repair. V no – go to step 2. Potential data loss – before resetting circ...
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If the internal temperature reaches 65° c (149° f), the power supply shuts down automatically. If both power supplies shut down because of overheating, the module has no power, and all indicator lights are off. The following factors can cause the power supplies to overheat. V an unusually high room ...
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Intervention. After the air has cooled, the power supplies should turn on automatically. If the power supplies restart automatically, the controllers will reset and return to normal operation. 7. Did the power supplies restart automatically? V yes - go to step 9. V no - go to step 8. 8. Turn off the...
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Cache memory and cache battery each raid controller in the ds4200 express storage subsystem contains 1 gb of cache memory to store read and write operations. (both raid controllers in the ds4200 express must have the same amount of cache memory.) the battery unit in each controller can maintain the ...
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Table 29. Description of figure 67 on page 101 number description 1 cache active led subsystem cache battery the battery unit in each controller provides backup power to maintain any cached data not written to disks in the event of a power loss. The battery units can provide power to the data caches...
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The battery performs a self-test at startup and every 25 hours thereafter (during which time the battery led flashes). If necessary, the battery begins recharging at that time. If the battery fails the self-test, the battery led turns off, indicating a battery fault. Data caching starts after the ba...
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Chapter 5. Replacing components this chapter contains information about replacing a controller, ev-ddm cru, power supply and fan unit cru, battery unit, sfp module, and midplane. Attention: always replace a failed component as soon as possible. The recovery guru menu function in the ds4200 express s...
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The service action allowed status led automatically turns on or off as conditions change. Wait at least two minutes after you replace each component for the controller to recognize the new component and update the led status. In most cases when a single component fails, the service action allowed st...
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6. Determine whether the replacement controller will serve as controller a or controller b (controller a is inserted in the left controller bay; controller b is inserted in the right controller bay), and then apply the controller labels for host channels, drive channels, and numeric display to the r...
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V for sfp modules that contain plastic tabs, slide the sfp module out of the port. V for sfp modules that contain wire tabs, grasp the wire latch and pull the sfp module out of the minihub port. D. Replace the protective cap on the sfp module. E. Place the sfp module into a static-protective package...
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B. As you slide the controller into the empty slot, make sure the guide pins on the side of the controller fit into the notches. After the guide pins fit into the notches and the controller fits snugly into the bay, push the lever downward or upward 90°, depending on whether the controller is insert...
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If necessary, open the ds4000 storage manager subsystem management window and place the controller on-line; select the off-line controller and click advanced recovery place controller online. 18. Verify the state of the leds on the newly inserted controller. See “controller leds” on page 91. You can...
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Firmware to the same version. For information about supported drive firmware versions, refer to the ds4000 support web site: www.Ibm.Com/servers/storage/support/disk/ – use of non-supported drives in the drive modules can cause the storage subsystem to fail. – in configurations with drives that can ...
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Table 31. Drive led activity led led state descriptions activity led flashing green the green led flashes to indicate fibre-channel activity to the drive. Activity led steady green the green led lights to indicate that the drive is properly installed and is spun up by the ds4000 controller. Fault le...
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3. Determine the bay into which you want to install the ev-ddm. 4. Remove the blank tray by completing the following steps: a. Release the latch on the drive cru by pressing on the inside of the bottom of the tray handle. B. Lift the closed latch to its open position. (the latch is at a 90° angle to...
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Note: make sure that the emc gasket does not snag on the bezel. D. Push the tray handle down until it latches into place. Replacing hot-swap ev-ddms ev-ddm problems include any malfunctions that delay, interrupt, or prevent successful i/o activity between the hosts and the ev-ddms in the storage sub...
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Attention: after you remove a ev-ddm cru, wait 70 seconds before replacing or reseating the ev-ddm cru to allow it to properly spin down. Failure to do so may cause undesired events. 8. Use the ds4000 storage manager subsystem management window to verify that the ev-ddm is shown in the storage subsy...
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V which method most closely matches the recommended drive upgrade procedure that is provided in the operating system or the storage-management software documentation. V which raid level is used on the affected drives. (raid 0 requires you to replace all the drives at the same time.) v how much downt...
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Attention: when you handle static-sensitive devices, take precautions to avoid damage from static electricity. For details about handling static-sensitive devices, see “handling static-sensitive devices” on page 25. 4. Unpack the new ev-ddms. Set the ev-ddms on a dry, level surface away from magneti...
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Enclosures, turn on the power-supply switches on the back of the storage subsystem. You must turn on both power-supply switches to take advantage of the redundant power supplies. 10. Check the green drive activity leds and the amber drive fault leds above the new ev-ddm crus. Make sure that the driv...
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4. Unpack the new ev-ddms. Set the ev-ddms on a dry, level surface away from magnetic fields. Save the packing material and documentation in case you need to return them. 5. Use the ds4000 storage manager software to ensure that the array that was defined using these ev-ddms is in optimal (not degra...
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Note: the drive activity led will continue to flash after reconstruction is finished if there is i/o activity to that ev-ddm. In that case, use the host software to determine if the data reconstruction is finished. 9. When reconstruction is finished on the new ev-ddm, repeat step 5 on page 119 throu...
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Attention: all devices on the loop must have the same data transfer rate, which means that you must set the link rate on the storage expansion enclosure to the same rate as the storage subsystem to which it is connected. Information about supported ds4000 storage subsystems can be obtained from the ...
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If both link rate indicator leds are on, the data transfer rate is set for 4 gbps. If one link rate indicator light is on, the data transfer rate is set for 2 gbps. 3. Is the data transfer rate set correctly? V yes - go to step 8 on page 123. V no - go to step 5 to change the setting. Attention: whe...
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B. Use a small screwdriver or the tip of a ball point pen to slide the link rate switch to the left or right to set the desired fibre channel operating speed. Attention: although the link rate led indicates the correct speed setting, the link rate speed does not change until after you cycle power to...
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Replaceable units (crus) and do not require preventive maintenance. Use only the supported power supply and fan units for your specific storage subsystem. Each power supply and fan unit has a built-in sensor that detects the following conditions: v over-voltage v over-current v overheated power supp...
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Caution: never remove the cover on a power supply and fan unit or any part that has the following label attached. Hazardous voltage, current, and energy levels are present inside any component that has this label attached. There are no serviceable parts inside these components. If you suspect a prob...
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Danger electrical current from power, telephone, and communication cables is hazardous. To avoid a shock hazard: v do not connect or disconnect any cables or perform installation, maintenance, or reconfiguration of this product during an electrical storm. V connect all power cords to a properly wire...
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Attention: the left and right power supply and fan units are seated in the ds4200 express chassis in opposite orientations. If you cannot fully insert the power supply and fan unit into the power supply and fan unit bay, flip it 180° and reinsert it. Make sure that the levers lock into place in the ...
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V yes - select the recovery guru toolbar button in the subsystem management window and complete the recovery procedure. If a problem is still indicated, contact ibm customer and technical support. V no - go to step 20. 20. Create, save, and print a new storage subsystem profile. Replacing a battery ...
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Attention: this product contains a sealed lithium ion battery. Discharged lithium and lithium ion batteries are currently designated to be disposed of in normal trash. However, users should contact their municipal waste disposal facility prior to discarding any used battery in normal trash. Alternat...
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Save all packing materials in the event you need to return the new battery unit. 8. Insert the new battery unit into the controller chassis. Make sure the new battery unit is inserted in the correct orientation in the battery unit bay. Press the battery unit fully into the bay until it clicks into p...
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9. Reconnect the interface cable. 10. Check the bypass and fault leds for the new sfp module. 11. Based on the status of the bypass and fault leds, choose one of the following steps: v bypass led or fault led is on - reinstall the sfp module and cables, and verify that the sfp module and cables are ...
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3. Label the fibre channel cables that are attached to the rear of the controllers. Labeling the cables simplifies the re-cabling process. 4. Remove the fibre channel cables that are attached to the rear of the controllers. 5. Remove both controllers. To remove them, complete the following steps: a....
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10. Grab the blue handle in the center of the front cage frame and pull it outward to slide the front cage frame out approximately two inches. Grab the two sides of the front cage frame and remove it from the chassis. 11. Unpack the new front cage frame with the midplane. Save the packaging material...
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Chapter 6. Hardware maintenance this chapter contains information to help you solve some of the simpler problems that you might have with your storage subsystem. It contains the problem indicators and error messages along with suggested actions to take to resolve the problem. For instructions on how...
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Table 33. Symptom-to-fru index problem indicator component possible cause possible solutions amber led is lit drive cru (drive fault led) note: the green drive activity led might also be lit. Drive failure replace the failed drive. Note: the amber led on the drive is also lit if the drive slot has a...
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Table 33. Symptom-to-fru index (continued) problem indicator component possible cause possible solutions amber led is lit (continued) front panel (global summary fault led) general machine fault a fault led is lit somewhere on the storage subsystem (check for amber leds on crus). General machine fau...
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Table 33. Symptom-to-fru index (continued) problem indicator component possible cause possible solutions all green leds are off all crus subsystem power is off check that all storage subsystem power cables are plugged in and the power switches are on. If applicable, check that the main circuit break...
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Table 33. Symptom-to-fru index (continued) problem indicator component possible cause possible solutions one or more green leds are off power supply crus power cable is unplugged or switches are turned off make sure that the power cable is plugged in and that the switches are turned on. All drive cr...
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Table 33. Symptom-to-fru index (continued) problem indicator component possible cause possible solutions unable to access drives drives and fibre-channel loop incorrect enclosure speed settings ensure that the fibre-channel optical cables are undamaged and properly connected. Check the enclosure spe...
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Table 34. Parts listing (ds4200 express storage subsystem) index ds4200 express storage subsystem fru p/n 1 rail kit 41y5152 2 power supply fru, 600 w 41y5155 3 controller 41y0737 4 frame, midplane 41y0724 5 sata 500gb with cuiser interposer 42d0392 6 battery backup unit 41y0679 blank drive module 4...
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Page 169: Appendix
Appendix a. Records whenever you add options to your ds4200 express, be sure to update the information in this appendix. Accurate, up-to-date records make it easier to add other options and provide needed data whenever you contact your ibm technical support representative. Identification numbers rec...
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Table 35. Storage subsystem and controller information record (continued) storage subsystem name management method controllers-ethernet and ip addresses, and host name host-ip address and host name 144 ibm system storage ds4200 express storage subsystem: installation, user’s and maintenance guide.
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Sample information record table 36 shows a sample information record. This network contains storage subsystems that are managed by using both the direct-management and host-agent-management method. Table 36. Sample information record storage subsystem name management method controllers-ethernet and ...
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Installed device records use the following table to record the number of the hard disk drives that you replaced and the corresponding bay number. Attention: if you replace a hard disk drive in the wrong drive bay it might cause a loss of data. Table 37. Hard disk drive record bay number hard disk dr...
Page 173: Appendix
Appendix b. Rack mounting template this appendix provides duplicate copies of the rack mounting templates. If you want to tear out the templates from this document for easier use, use these copies rather than those provided in “installing the support rails” on page 28. Use the following templates (f...
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® 3u 3u 2u 2u 1u 1u 0u 0u rail assembly (rear left) rail assembly (rear right) printed in the u.S.A rear rack mounting template ds4200 express rail mounting guide ds420002 figure 83. Rear rack mounting template 148 ibm system storage ds4200 express storage subsystem: installation, user’s and mainten...
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Appendix c. Power cords for your safety, ibm provides a power cord with a grounded attachment plug to use with this ibm product. To avoid electrical shock, always use the power cord and plug with a properly grounded outlet. Ibm power cords used in the united states and canada are listed by underwrit...
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Table 38. Ibm power cords (continued) ibm power cord part number feature code description used in these countries or regions 39y7917 9820 power cord (250v, 10a, 2.8m) afghanistan, albania, algeria, andorra, angola, armenia, austria, azerbaijan, belarus, belgium, benin, bosnia and herzegovina, bulgar...
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Table 38. Ibm power cords (continued) ibm power cord part number feature code description used in these countries or regions 39y7923 9825 power cord (250v, 10a, 2.8m) abu dhabi, bahrain, botswana, brunei darussalam, channel islands, cyprus, dominica, gambia, ghana, grenada, guyana, hong kong, iraq, ...
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Page 179: Appendix
Appendix d. Additional ds4000 documentation the following tables present an overview of the ibm system storage ds4000 storage manager, storage subsystem, and storage expansion enclosure product libraries, as well as other related documents. Each table lists documents that are included in the librari...
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Ds4800 storage subsystem library table 40 associates each document in the ds4800 storage subsystem library with its related common user tasks. Table 40. Ds4800 storage subsystem document titles by user tasks title user tasks planning hardware installation software installation configuration operatio...
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Ds4700 storage subsystem library table 41 associates each document in the ds4700 storage subsystem library with its related common user tasks. Table 41. Ds4700 storage subsystem document titles by user tasks title user tasks planning hardware installation software installation configuration operatio...
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Ds4500 fibre channel storage server library table 42 associates each document in the ds4500 (previously fastt900) fibre channel storage server library with its related common user tasks. Table 42. Ds4500 fibre channel storage server document titles by user tasks title user tasks planning hardware in...
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Ds4400 fibre channel storage server library table 43 associates each document in the ds4400 (previously fastt700) fibre channel storage server library with its related common user tasks. Table 43. Ds4400 fibre channel storage server document titles by user tasks title user tasks planning hardware in...
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Ds4300 fibre channel storage server library table 44 associates each document in the ds4300 (previously fastt600) fibre channel storage server library with its related common user tasks. Table 44. Ds4300 fibre channel storage server document titles by user tasks title user tasks planning hardware in...
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Ds4200 express storage subsystem library table 45 associates each document in the ds4200 express storage subsystem library with its related common user tasks. Table 45. Ds4200 express storage subsystem document titles by user tasks title user tasks planning hardware installation software installatio...
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Ds4100 sata storage server library table 46 associates each document in the ds4100 (previously fastt100) sata storage server library with its related common user tasks. Table 46. Ds4100 sata storage server document titles by user tasks title user tasks planning hardware installation software install...
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Ds4000 storage expansion enclosure documents table 47 associates each of the following documents with its related common user tasks. Table 47. Ds4000 storage expansion enclosure document titles by user tasks title user tasks planning hardware installation software installation configuration operatio...
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Other ds4000 and ds4000-related documents table 48 associates each of the following documents with its related common user tasks. Table 48. Ds4000 and ds4000–related document titles by user tasks title user tasks planning hardware installation software installation configuration operation and admini...
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Appendix e. Accessibility this section provides information about alternate keyboard navigation, which is a ds4000 storage manager accessibility feature. Accessibility features help a user who has a physical disability, such as restricted mobility or limited vision, to use software products successf...
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Table 49. Ds4000 storage manager alternate keyboard operations (continued) short cut action alt+ underlined letter access menu items, buttons, and other interface components by using the keys associated with the underlined letters. For the menu options, select the alt + underlined letter combination...
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Appendix f. European directive about product recycling and disposal this unit must be recycled or discarded according to applicable local and national regulations. Ibm encourages owners of information technology (it) equipment to responsibly recycle their equipment when it is no longer needed. Ibm o...
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Appendix g. Battery return program this product may contain sealed lead acid, nickel cadmium, nickel metal hydride, lithium, or lithium ion battery. Consult your user manual or service manual for specific battery information. The battery must be recycled or disposed of properly. Recycling facilities...
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Appendix h. Cable warning warning: handling the cord on this product or cords associated with accessories sold with this product, will expose you to lead, a chemical known to the state of california to cause cancer, and birth defects or other reproductive harm. Wash hands after handling. © copyright...
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Page 197: Notices
Notices this publication was developed for products and services offered in the u.S.A. Ibm may not offer the products, services, or features discussed in this document in other countries. Consult your local ibm representative for information on the products and services currently available in your a...
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Intel ® is a trademark of intel corporation in the united states, other countries, or both. Java ™ and all java-based trademarks and logos are trademarks or registered trademarks of sun microsystems, inc. In the united states, other countries, or both. Other company, product, or service names may be...
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Information on product recycling offerings can be found on ibm’s internet site at www.Ibm.Com/ibm/environment/products/prp.Shtml. Notice: this mark applies only to countries within the european union (eu) and norway. Appliances are labeled in accordance with european directive 2002/96/ec concerning ...
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Contact information this section provides contact information for ibm taiwan product service. Electronic emission notices this section gives the electronic emission notices or statements for the united states and other countries or regions. Federal communications commission (fcc) statement note: thi...
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Industry canada class a emission compliance statement this class a digital apparatus complies with canadian ices-003. Avis de conformité à la réglementation d’industrie canada cet appareil numérique de la classe a est conforme à la norme nmb-003 du canada. Australia and new zealand class a statement...
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Japanese voluntary control council for interference (vcci) statement 176 ibm system storage ds4200 express storage subsystem: installation, user’s and maintenance guide.
Page 203: Glossary
Glossary this glossary provides definitions for the terminology and abbreviations used in ibm totalstorage ds4000 publications. If you do not find the term you are looking for, see the ibm glossary of computing terms located at the following web site: www.Ibm.Com/ibm/terminology this glossary also i...
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Auto-volume transfer/auto-disk transfer (avt/adt). A function that provides automatic failover in case of controller failure on a storage subsystem. Avt/adt. See auto-volume transfer/auto-disk transfer. Awt. See abstract windowing toolkit. Basic input/output system (bios). The personal computer code...
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Dynamic host configuration protocol (dhcp). A protocol defined by the internet engineering task force that is used for dynamically assigning internet protocol (ip) addresses to computers in a network. Dynamic random access memory (dram). A storage in which the cells require repetitive application of...
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Electrical-to-optical signal conversions for high-speed networking. A gbic can be hot swapped. See also small form-factor pluggable. Global copy. Refers to a remote logical drive mirror pair that is set up using asynchronous write mode without the write consistency group option. This is also referre...
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Internet protocol (ip). A protocol that routes data through a network or interconnected networks. Ip acts as an intermediary between the higher protocol layers and the physical network. Internet protocol (ip) address. The unique 32-bit address that specifies the location of each device or workstatio...
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Microsoft cluster server (mscs). Mscs, a feature of windows nt server (enterprise edition), supports the connection of two servers into a cluster for higher availability and easier manageability. Mscs can automatically detect and recover from server or application failures. It can also be used to ba...
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Acrobat reader, which is software from adobe systems that can be downloaded at no cost from the adobe systems home page. Premium feature key. A file that the storage subsystem controller uses to enable an authorized premium feature. The file contains the feature enable identifier of the storage subs...
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Sfp. See small form-factor pluggable. Simple network management protocol (snmp). In the internet suite of protocols, a network management protocol that is used to monitor routers and attached networks. Snmp is an application layer protocol. Information on devices managed is defined and stored in the...
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Switch. A fibre-channel device that provides full bandwidth per port and high-speed routing of data by using link-level addressing. Switch group. A switch and the collection of devices connected to it that are not in other groups. Switch zoning. See zoning. Synchronous write mode. In remote mirrorin...
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Page 213: Index
Index a a hot-swap ev-ddm replacing 114 a hot-swap hard disk drive replacing 114 about this document xvii ac power recovery 20 acoustical noise emission values 18 airflow 9, 18, 20 altitude ranges 17 area requirements 16 audience xvii b battery leds 102 replacing 102 battery return 173 battery unit ...
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Documentation (continued) ds4000 storage manager 153 ds4000-related documents 161, 162 ds4100 sata storage server 160 ds4200 express storage subsystem 159 ds4300 fibre channel storage server 158 ds4400 fibre channel storage server 157 ds4500 fibre channel storage server 156 ds4700 storage subsystem ...
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Hot swap (continued) drive led activity described 112 hardware 112 hot-swap ev-ddms installing 112 replacing 40 hot-swap hard disk drives 110 installing 112 replacing 40 hub see managed hub 73 i ibm safety information 161, 162 ibm system storage ds4000 health check process 79 ibm system storage ds42...
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Power supply and fan unit, removal 34 power supply and fan units description 9 power-fan canister recovering from shutdown 99 power, restoring after an emergency 97 powering off for planned shutdown 94 powering on after planned shutdown 81 after power supply shutdown 99 at initial startup 81 problem...
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T taiwan product service, contact information 174 tasks by document title 153 tasks by documentation title 153 temperature and humidity 17 temperature, maximum 99 template, rack mounting 147 trademarks 171 troubleshooting 135 no power 99 overheating problem 99 procedure 87 turning off power for plan...
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192 ibm system storage ds4200 express storage subsystem: installation, user’s and maintenance guide.
Page 219: Readers’
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Part number: 41y0718 printed in usa gc27-2048-00 (1p) p/n: 41y0718.