IBM p5 550 Technical Overview And Introduction - 1.4  Value Paks

Summary of p5 550

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    Ibm.Com/redbooks red paper front cover ibm e server p5 550 technical overview hnical overview and introduction introduction giuliano anselmi gregor linzmeier wolfgang seiwald philippe vandamme finer system granularity using micro-partitioning technology to lower tco outstanding performance based on ...

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    International technical support organization ibm sserver p5 550 technical overview and introduction july 2004.

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    © copyright international business machines corporation 2004. All rights reserved. Note to u.S. Government users restricted rights -- use, duplication or disclosure restricted by gsa adp schedule contract with ibm corp. First edition (july 2004) this edition applies to ibm sserver p5 550 aix 5l vers...

  • Page 5: Contents

    © copyright ibm corp. 2004. All rights reserved. Iii contents notices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Vii trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....

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    Iv p5-550 technical overview and introduction 2.7.3 raid options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 2.8 external i/o subsystem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2...

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    Contents v other publications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 61 online resources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62 how to get ibm redboo...

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    Vi p5-550 technical overview and introduction.

  • Page 9: Notices

    © copyright ibm corp. 2004. All rights reserved. Vii notices this information 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 th...

  • Page 10: Trademarks

    Viii p5-550 technical overview and introduction trademarks the following terms are trademarks of the international business machines corporation in the united states, other countries, or both: advanced micro-partitioning™ aix® aix 5l™ chipkill™ electronic service agent™ enterprise storage server® es...

  • Page 11: Preface

    © copyright ibm corp. 2004. All rights reserved. Ix preface this document is a comprehensive guide covering the ibm sserver ® p5 550 unix® servers. We introduce major hardware offerings and discuss their prominent functions. Professionals wishing to acquire a better understanding of ibm sserver p5 p...

  • Page 12: Become A Published Author

    X p5-550 technical overview and introduction the project that produced this document was managed by: scott vetter ibm u.S. Thanks to the following people for their contributions to this project: ron arroyo, lupe brown, arzu gucer, barb hewitt, thoi nguyen, jan palmer, charlie reeves, craig shempert,...

  • Page 13: General Description

    © copyright ibm corp. 2004. All rights reserved. 1 chapter 1. General description the ibm sserver p5 550 deskside and rack-mount servers are designed for greater application flexibility, with innovative technology, to capitalize on the e-business revolution at the entry-level or server environments....

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    2 p5-550 technical overview and introduction dual-port ethernet controller, two serial ports, two usb 2.0 capable ports, two hmc ports, two rio-2 ports, and two system power control network (spcn) ports. The p5-550 includes four front-accessible, hot-swap-capable disk bays in a minimum configuration...

  • Page 15: 1.1  System Specifications

    Chapter 1. General description 3 1.1 system specifications table 1-1 lists the general system specifications of the p5-550 system. Table 1-1 p5 550 specifications 1.2 physical package the following sections discuss the major physical attributes found on a p5-550 in rack-mounted and deskside versions...

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    4 p5-550 technical overview and introduction figure 1-1 rack-mount and deskside versions of the p5-550 1.2.1 ibm eserver p5 550 deskside the p5-550 is a deskside server that is ideal for environments requiring the user to have local access to the hardware. A typical example of this would be applicat...

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    Chapter 1. General description 5 the gxt135p 2d graphics accelerator with analog and digital interfaces (fc 2849) is available and is supported for sms, firmware menus, and other low-level functions, as well as when aix or linux starts the x11-based graphical user interface. Graphical aix system too...

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    6 p5-550 technical overview and introduction two usb 2.0 ports two hmc ports two remote i/o (rio-2) ports two spcn ports in addition, the p5-550 features one internal ultra320 scsi dual channel controller, redundant hot-swap power supply (optional), cooling fans, and up to two processor power regula...

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    Chapter 1. General description 7 1.3.2 memory features the processor cards used in the p5-550 system have eight sockets for memory dimms that must be ordered in quads. Each of the memory features available (at the time of writing) listed in table 1-4, therefore, provides four dimms. Table 1-4 memory...

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    8 p5-550 technical overview and introduction 60/150 gb 16-bit 8 mm internal tape drive, fc 6134 36/72 gb 4 mm internal tape drive, fc 6258 1.3.4 usb diskette drive for today’s administration tasks, an internal diskette drive is not state-of-the-art. In some situations, the external usb 1.44 mb diske...

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    Chapter 1. General description 9 depth: 610 mm (24.0 inches) height: 178 mm (7.0 inches) weight: 45.9 kg (101 pounds) figure 1-3 shows the different views of the 7311-d20 i/o drawer. Figure 1-3 7311-d20 i/o drawer i/o drawers and usable pci slots only the 7311 model d20 i/o drawer is supported on a ...

  • Page 22: 1.4  Value Paks

    10 p5-550 technical overview and introduction include the handling of the partition profiles that define the processor, memory, and i/o resources allocated to an individual partition. The 7310 model cr2 or the 7310 model c03 hmcs are specifically for power5 processor-based systems. However, an exist...

  • Page 23: 1.5  System Racks

    Chapter 1. General description 11 1.5 system racks the enterprise rack models t00 and t42 are 19-inch wide racks for general use with ibm sserver p5, pseries, and rs/6000 rack-based or rack drawer-based systems. The racks provide increased capacity, greater flexibility, and improved floor space util...

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    12 p5-550 technical overview and introduction t00 base empty rack: 244 kg (535 pounds) t00 full rack: 816 kg (1795 pounds) 1.5.2 ibm rs/6000 7014 model t42 enterprise rack the 2.0-meter (79.3-inch) model t42 is the rack that will address the special requirements of customers who want a tall enclosur...

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    Chapter 1. General description 13 1.5.4 rack-mounting rules for p5-p550 the primary rules that should be followed when mounting the p-550 into a rack are: the p5-550 is designed to be placed at any location in the rack. For rack stability, it is advisable to start filling a rack from the bottom. Any...

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    14 p5-550 technical overview and introduction flat panel display options the ibm 7316-tf3 flat panel console kit may be installed in the system rack. This 1u console uses a 15-inch thin film transistor (tft) lcd with a viewable area of 304.1 mm x 228.1 mm and a 1024 x 768 picture elements (pels) res...

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    Chapter 1. General description 15 figure 1-4 reference drawing for oem rack specifications.

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    16 p5-550 technical overview and introduction.

  • Page 29: Architecture and Technical

    © copyright ibm corp. 2004. All rights reserved. 17 chapter 2. Architecture and technical overview this chapter discusses the overall system architecture represented by figure 2-1. The major components of this diagram are described in the following sections. The bandwidths provided throughout this s...

  • Page 30: 2.1  The Power5 Chip

    18 p5-550 technical overview and introduction 2.1 the power5 chip the power5 chip features single-threaded and multi-threaded execution, providing higher performance in the single-threaded mode than its power4 predecessor at equivalent frequencies provides. Power5 maintains both binary and architect...

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    Chapter 2. Architecture and technical overview 19 enhanced smt features to improve smt performance for various workload mixes and provide robust quality of service, power5 provides two features: dynamic resource balancing – the objective of dynamic resource balancing is to ensure that the two thread...

  • Page 32: 2.2  Processor Cards

    20 p5-550 technical overview and introduction figure 2-3 power chip evolution 2.1.2 cmos, copper, and soi technology the power5 processor design is a result of a close collaboration between ibm systems and technology group and ibm microelectronics technologies that enables ibm sserver p5 systems to ...

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    Chapter 2. Architecture and technical overview 21 has a single dcm containing a power5 processor chip and a 36 mb l3 module. I/o connects to the central electronic complex (cec) subsystem through the gx+ bus. Each dcm provides a single gx+ bus for a total system capability of two gx+ buses. The gx+ ...

  • Page 34: 2.3  Memory Subsystem

    22 p5-550 technical overview and introduction similar to the following (false, as used in this output, signifies that the value cannot be changed through an aix command interface): type powerpc_power5 processor type false frequency 165600000 processor speed false smt_enabled true processor smt enabl...

  • Page 35: 2.4  System Buses

    Chapter 2. Architecture and technical overview 23 figure 2-6 memory placement for the p5-550 2.3.2 memory restriction the p5-550 does not officially support oem memory, and there is no exception to this rule. Oem memory is never certified for the use in pseries and the new p5 servers. If the p5-550 ...

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    24 p5-550 technical overview and introduction 2.4.1 rio buses and gx card each dcm provides a gx+ bus that is used to connect to an i/o subsystem. In a fully populated p5-550, there are two gx+ buses, one from each processor card. Each p5-550 has one gx+ slot with a single gx+ bus. The gx+ slot is n...

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    Chapter 2. Architecture and technical overview 25 2.5.2 lan adapters when a p5-550 is connected to a local area network (lan), the dual port internal 10/100/1000 mbps rj-45 ethernet controller integrated on the system planar can be used to accomplish that. See the table 2-1 for the list of additiona...

  • Page 38: 2.6  Internal Serial Ports

    26 p5-550 technical overview and introduction 2.6 internal serial ports the serial ports s1 and s2, at the rear of the system, are only available if the system is not managed using a hardware management console (hmc). In this case, the s1 and s2 ports support the attachment of serial console and mod...

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    Chapter 2. Architecture and technical overview 27 table 2-4 hot-swappable disk drive options at the time of writing, if a new order is placed with two 4-pack dasd backplanes (fc 6592) and more than one disk, the system configuration shipped from manufacturing will balance the total number of scsi di...

  • Page 40: 2.8  External I/o Subsystem

    28 p5-550 technical overview and introduction install fc 5709. Install a second fc 6592. Install four additional disk drives in the second 4-pack dasd backplane. This will allow raid 0, 5, or 10 capabilities across two 4-packs of dasd with one raid controller. Install feature number 5709. Install th...

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    Chapter 2. Architecture and technical overview 29 figure 2-8 conceptual diagram of the 7311-d20 i/o drawer 7311 model d20 internal scsi cabling a 7311 model d20 supports hot-swappable disks using two 6-pack disk bays for a total of 12 disks. Additionally, the scsi cables (fc 4257) are used to connec...

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    30 p5-550 technical overview and introduction each rio-2 port can operate at 1 ghz in bidirectional mode and is capable of passing data in each direction on each cycle of the port. Therefore, the maximum data rate is 4 gb/s per i/o drawer in double barrel mode. There is one default primary rio-2 loo...

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    Chapter 2. Architecture and technical overview 31 figure 2-11 spcn cabling examples there are different spcn cables to satisfy different length requirements: spcn cable drawer to drawer, 2 m (fc 6001) spcn cable drawer to drawer, 3 m (fc 6006) spcn cable rack to rack, 6 m (fc 6008) spcn cable rack t...

  • Page 44: 2.10  Micro-Partitioning

    32 p5-550 technical overview and introduction fibre channel adapter (fc 5716). Model 700 provides up to 64 bootable partitions. In most cases, both the fastt storage server and the p5-550 or the 7311 model d20 i/o drawers are connected to a storage area network (san). If only space for the rootvg is...

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    Chapter 2. Architecture and technical overview 33 power5 systems introduce an enhanced partitioning model available as a hardware feature. The micro-partitioning model offers a virtualization method of system resources. In power5 processor-based systems, physical resources are abstracted into virtua...

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    34 p5-550 technical overview and introduction 2.10.1 advanced power virtualization feature the advanced power virtualization feature is a hardware feature (fc 7941 for the p5-550) that is available as an option on all ibm sserver power5 processor-based systems. The advanced power virtualization feat...

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    Chapter 2. Architecture and technical overview 35 virtual scsi access to real storage devices is implemented through the virtual scsi services, a part of the virtual i/o server partition. Logical volumes created and exported on the virtual i/o server partition will be shown at the virtual storage cl...

  • Page 48: 2.11  Service Processor

    36 p5-550 technical overview and introduction 2.11 service processor the service processor (sp) is an embedded controller based on a powerpc 405gp processor (ppc405) implementation running the sp internal operating system. The sp operating system contains specific programs and device drivers for the...

  • Page 49: 2.12  Boot Process

    Chapter 2. Architecture and technical overview 37 2.11.2 service processor extender the sp extender unit offers two system power control network (spcn) ports that are used to control the power of the attached i/o subsystems. The spcn control software and the service processor software are run on the...

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    38 p5-550 technical overview and introduction manual or normal. Manual mode overrides various automatic power-on functions, such as auto-power restart, and enables the power switch button. Aix/linux partition mode boot, available only if the system is not managed by the hmc. – service mode boot from...

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    Chapter 2. Architecture and technical overview 39 using the smi or the asmi, you can view or modify the proper ipl settings in order to set the boot mode to partition standby and then turn the system on. However, the hmc can be also used to power on the managed system (and is highly recommended). Us...

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    40 p5-550 technical overview and introduction – a logical partition can have more than one partition profile, bu at least one as a minimum requirement. All resources dedicated partition profile a partition profile that contains the entire resource list of the machine, using all physical resources wo...

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    Chapter 2. Architecture and technical overview 41 capped and uncapped partitions a capped partition indicates that the local partition will never exceed its assigned capacity. A partition using the uncapped mode indicates that if the maximum capacity is reached, the shared pool of processing power i...

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    42 p5-550 technical overview and introduction on each menu screen, you are given the option of choosing a menu item and pressing enter (if applicable), or selecting a navigation key. You can use the different options to review or set the boot list information, or to set up the network environment pa...

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    Chapter 2. Architecture and technical overview 43 2. Select boot devices enables you to set the boot list. 3. Multiboot startup toggles the multiboot startup flag, which controls whether the multiboot menu is invoked automatically on startup. 2.12.9 additional boot options instead of booting from th...

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    44 p5-550 technical overview and introduction 2.13.1 aix 5l the p5-550 requires aix 5l version 5.3 or aix 5l version 5.2 maintenance package 5200-04 (iy56722) or later. The system requires the following media: aix 5l for power version 5.2 5765-e62, dated 08/2004 (cd# lcd4-1133-04) or later aix 5l fo...

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    Chapter 2. Architecture and technical overview 45 many of the features described in this document are operating system dependant and may not be available on linux. For more information, check: http://www.Ibm.Com/servers/eserver/pseries/linux/whitepapers/linux_pseries.Html linux support ibm only supp...

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    46 p5-550 technical overview and introduction.

  • Page 59: Capacity On Demand, Ras, and

    © copyright ibm corp. 2004. All rights reserved. 47 chapter 3. Capacity on demand, ras, and manageability the following sections provide more detailed information about ibm sserver p5 design features that will help lower the total cost of ownership (tco). This chapter includes several features based...

  • Page 60: 3.1  Capacity On Demand

    48 p5-550 technical overview and introduction 3.1 capacity on demand the p5-550 systems can be shipped with non-activated processor resources, which can be added as they are needed. Processors can be brought online to meet increasing workload demands, without affecting system operations. The followi...

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    Chapter 3. Capacity on demand, ras, and manageability 49 the 30-days reserve capacity processors option is activated with fc 7956. This requires the purchase of the advanced power virtualization feature. Dynamic processor sparing when you have non-activated cuod processors, a feature called dynamic ...

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    50 p5-550 technical overview and introduction 3.2 reliability, availability, and serviceability excellent quality and reliability are inherent in all aspects of the ibm sserver p5 design and manufacturing. The fundamental objective of the design approach is to minimize outages. The ras features help...

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    Chapter 3. Capacity on demand, ras, and manageability 51 figure 3-1 schematic of fault isolation register implementation the firs are important because they enable an error to be uniquely identified, thus enabling the appropriate action to be taken. Appropriate actions might include such things as a...

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    52 p5-550 technical overview and introduction the operating system cannot program or access the temperature threshold using the sp. Epow events can, for example, trigger the following actions: temperature monitoring, which increases the fans speed rotation when ambient temperature is above a preset ...

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    Chapter 3. Capacity on demand, ras, and manageability 53 3.2.6 fault masking if corrections and retries succeed and do not exceed threshold limits, the system remains operational with full resources, and no client or ibm customer engineer intervention is required. This technology is used in the foll...

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    54 p5-550 technical overview and introduction parity errors on the pci bus itself will result in bus retry, and if uncorrected, the bus and any i/o adapters or devices on that bus will be deconfigured. The p5-550 supports pci extended error handling (eeh) if it is supported by the pci-x adapter. In ...

  • Page 67: 3.3  Manageability

    Chapter 3. Capacity on demand, ras, and manageability 55 identify state, led is blinking. Additional leds on i/o components such as pci-x slots and disk drives provide status information such as power, hot-swap, and need for service. Concurrent maintenance concurrent maintenance provides replacement...

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    56 p5-550 technical overview and introduction figure 3-2 advanced system management main menu 3.3.2 service agent service agent is an application program that operates on a p5, pseries or ibm rs/6000 computer and monitors them for hardware errors. It reports detected errors, assuming they meet certa...

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    Chapter 3. Capacity on demand, ras, and manageability 57 vpd data can be sent to ibm using performance management. Machines are defined by using the service agent user interface. After the machines are defined, they are registered with the ibm service agent server (sas). During the registration proc...

  • Page 70: 3.4  Cluster 1600

    58 p5-550 technical overview and introduction allows for ftp, http, or secure https transfers. Provides the same requisite checking as the ibm fix distribution web site. Available through smit menus (smitty suma) or a command line interface. 3.4 cluster 1600 today's it infrastructure requires that s...

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    Chapter 3. Capacity on demand, ras, and manageability 59 in 2000, workload manager for aix (wlm) was announced. Multiple application instance installations became more and more popular because of the permanently increasing number of systems dedicated to applications at customer sites. The general av...

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    60 p5-550 technical overview and introduction network tuning (aix only) configurations, and the capability to copy files across nodes or node groups in the cluster can improve cluster ease of use and site customization..

  • Page 73: Related Publications

    © copyright ibm corp. 2004. All rights reserved. 61 related publications the publications listed in this section are considered particularly suitable for a more detailed discussion of the topics covered in this redpaper. Ibm redbooks for information about ordering these publications, see “how to get...

  • Page 74: Online Resources

    62 p5-550 technical overview and introduction system unit safety information, sa23-2652, contains translations of safety information used throughout the system documentation. Online resources these web sites and urls are also relevant as further information sources: aix 5l operating system maintenan...

  • Page 75: How To Get Ibm Redbooks

    Related publications 63 silicon-on-insulator (soi) technology http://www.Ibm.Com/chips/technology/technologies/soi/ ssa boot faq http://www.Storage.Ibm.Com/hardsoft/products/ssa/faq.Html#microcode suse linux enterprise server 8 for pseries information http://www.Suse.De/us/business/products/server/s...

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    64 p5-550 technical overview and introduction.

  • Page 78: Red

    ® international technical support organization building technical information based on practical experience ibm redbooks are developed by the ibm international technical support organization. Experts from ibm, customers and partners from around the world create timely technical information based on ...