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IBM 8231-E2B User Manual

IBM 8231-E2B
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Connector plug part number
00FW784 (The connector plug is installed in an empty port and prevents damage to that port
whenever a cable for the adjacent port connectors is plugged-in or removed.)
I/O bus architecture
PCIe 3.0 but downward compatible to 2.0 and 1.0
Slot requirement
One PCIe x8 slot per adapter.
Adapters are installed in pairs.
For higher availability, place adapters in separate enclosures where supported.
Cables
Specific X , YO, AA, or AT SAS cable features with new narrow HD connectors are used to attach
to the other adapter or expansion drawers.
SAS device attachment requires specific cables that are provided with the subsystem or device
features being attached. Special cabling is required for multi-initiator and high availability
configurations. See Serial attached SCSI cable planning.
Voltage
3.3 V
Form factor
Short, full-height
Maximum number
For the maximum adapters supported, see the PCI adapter placement topic collection for your
system.
Attributes provided
v Support of the SAS Serial SCSI Protocol (SSP) and Serial Management Protocol (SMP).
v Provides RAID 0, RAID 5, RAID 6, and RAID 10 with hot-spare capability. System level
mirroring through the operating system is also supported. JBOD functionality (512 byte) is not
supported except for the initial formatting to 528 bytes of new devices, as required.
v Double looping of the I/O enclosure system connection is suggested to enhance performance
when more than four adapters are installed in either FC 5803 or FC 5873.
Operating system or partition requirements
If you are installing a new feature, ensure that you have the software that is required to support the new
feature and that you determine whether there are any prerequisites for this feature and attaching devices.
To check for the prerequisites, see IBM Prerequisite website (www-912.ibm.com/e_dir/eServerPrereq.nsf).
The adapter is supported on the following versions of the operating systems:
v AIX
AIX Version 7.1, or later.
AIX Version 6.1, or later.
v Linux
Red Hat Enterprise Linux 6.4, or later.
SUSE Linux Enterprise Server 11 Service Pack 3, or later.
The latest version of iprutils can be downloaded from IBM Service and Productivity Tools website
(http://www14.software.ibm.com/webapp/set2/sas/f/lopdiags/home.html).
v IBM i
IBM i 7.1 (with TR7), or later.
IBM i 6.1 (with 6.1.1-M Machine Code), or later.
v Supported on Firmware level 7.8, or later.
This adapter requires the following drivers:
Managing PCI adapters 69

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IBM 8231-E2B Specifications

General IconGeneral
BrandIBM
Model8231-E2B
CategoryServer
LanguageEnglish

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