Symptoms

What ODM definitions are required for IBM AIX for EMC Symmetrix?How to install AIX ODM definitions.Lsdev Cc diskhdisk2 Available 05-00-01 MPIO Other FC SCSI Disk DrivePowermt display dev=allReturns nothing

Cause

None

Resolution

Download the most recent version of the ODM's file. Install the ODMs: Log in to the AIX server as "root." Copy the EMC.AIX.5.3.0.3 file into the "/usr/sys/inst.images" directory. Invoke smit installp. Select option: Install and Update from the LATEST Available Software. Use the List function to select the "/usr/sys/inst.images" as Installation directory. Use the List function to select one or more of the following: EMC Symmetrix FCP Support Software; IBM Fibre Channel driver support (Supports PowerPath). EMC Symmetrix AIX Support Software; Standard utility support EMC Symmetrix FCP MPIO Support Software; IBM default PCM MPIO support. EMC Symmetrix AIX Support Software; Standard utility support For standard Symmetrix with PowerPath, the following ODM definitions, and ONLY these definitions, are required: EMC Symmetrix FCP Support Software; IBM Fibre Channel driver support (Supports PowerPath). EMC Symmetrix AIX Support Software; Standard utility support. For standard Symmetrix with MPIO, the following ODM definitions, and ONLY these definitions, are required: EMC Symmetrix FCP MPIO Support Software; IBM default PCM MPIO support. EMC Symmetrix AIX Support Software; Standard utility support Once the appropriate ODM fileset is installed, confirm by running lslpp L | grep EMC. With PowerPath, it shows: EMC.Symmetrix.aix.rte 5.3.0.3 C F EMC Symmetrix AIX Support Software EMC.Symmetrix.fcp.rte 5.3.0.3 C F EMC Symmetrix FCP Support Software With MPIO, It shows: EMC.Symmetrix.aix.rte 5.3.0.3 C F EMC Symmetrix AIX Support Software EMC.Symmetrix.fcp.MPIO.rte 5.3.0.3 C F EMC Symmetrix FCP MPIO Support Software If the ODM packages DO NOT show C, then, in rare cases, a reboot of the host is required. Run cfgmgr to rescan the devices. Confirm with the lsdev Cc disk command that the devices are now showing the proper information. With PowerPath, it shows: hdisk2 Available 0F-00-01 EMC Symmetrix FCP RAID 5 Disk With MPIO, it shows: hdisk2 Available 03-08-02 EMC Symmetrix FCP MPIO RAID 5 Disk

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