IBM HS21 - BladeCenter - 8853 Product Manual - page 15
Workhorse 2-socket dual and quad-core Intel Xeon blade server
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15.
and I/O Expansion Unit
6
Twostandard
PCI-X slots provided by the PCI I/O Expansion Unit II
7
Onestandard
PCI-X slot and one high-speed PCIe slot provided by the Memory and I/O
Expansion Unit
8
Manageability and Availability:
• IBM Director systems management software, including:
IBM Systems Director Active Energy Manager for x86
IBM Management Processor Assistant
IBM Rack Manager
IBM RAID Manager
IBM Update Assistant
IBM Software Distribution
IBM System Availability
• Integrated Baseboard Management Controller:
IPMI 2.0 compliance, including highly secure remote power control
• Interface to one or two Advanced Management Modules in the chassis for advanced systems
management capability
Supports
LDAP and SSL industry standards
Text and graphics console redirection systems management
Serial over LAN
• Optional IBM 15.8GB or 31.4GB Solid State Drive as a high-reliability alternative to internal storage
(with up to three times the MTBF of spinning disk drives)
• Optional concurrent KVM and concurrent media support
• Numerous hot-swap/redundant capabilities provided via the chassis
• Hot-swap SAS storage via an optional Storage and I/O Expansion Unit
Blade Workload Comparisons
The following table suggest the best HSxx server blade to use with the following usage and workload levels:
Workloads
Light Usage
Medium Usage
Heavy Usage
HPC
HS21 XM
HS21 XM
HS21 XM
Virtualization
HS21 XM
HS21 XM
HS21 XM
Database
HS21
HS21 XM
HS21 XM
General business
HS12
HS21
to
HS21 XM
HS21 XM
Collaboration
HS21
HS21 XM
HS21 XM
VoIP
HS12
HS12
HS12
Web server
HS12
HS21
HS21 XM
Video server
HS12
HS21
HS21
Application server
HS12
HS21
to
HS21 XM
HS21 XM
Mail Server
HS12
HS12
HS21
Print Server
HS12
HS12
HS12
File Server
HS12
HS12
HS21
Citrix/Terminal Services
HS12
HS21 XM
HS21 XM