Uninstall devices.sddpcm.61.rte

MarkD:- says Anthony, thanks for your kind words and pointer to more info about this subject. All the best! After the reboot, all disks have appeared as hdisk0 Available MPIO FC all paths available, and hopefully performance will be back to expectations. MarkD:- says Anthony, A lot of admins will appreciate your last comment, I certainly do. Qadir says Hi , thanks a lot for a great article.

MarkD:- says Qadir, sometimes I wonder if I waste my time — emails like yours stop mit. Thanks for your comment. Search for:. AIX Links Aix 6. All Rights Reserved. Created by Blog Copyright. Email Required, but never shown.

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Related 2. Hot Network Questions. Question feed. Server Fault works best with JavaScript enabled. Accept all cookies Customize settings. I know that something happened but so far there is no need for my involvement. I ask the dentist to proceed and continue. Two hours later I am in my mother-in-law apartment. I VPN to the host and check the errorlog errpt —a more. Other then the entries in the errorlog, everything else looks OK.

Since no other device intercepted the errors, I have to look at the host. It runs AIX oslevel —s. Now, it is time to check the versions the storage drivers in use. Looking at the output above, I already know that these components passed their prime time — they are old and dated.

What about the firmware onboard the FC adapters? Few minutes later, and I am talking to Benny. I get this info executing lscfg —vl fcs0 and lscfg —vl fcs1 and locating the appropriate line in the output. Bennie says that adapters are two version bellow the current one. My list of what to upgrade just grew by two — firmware for each adapter.

I put all of them in the same subdirectory. Inside this directory, I execute the inutoc to create the. At a convenient time, where the database activity is low or none, and when I will be allowed to reboot this host I will do the upgrade which consists of three steps: a. Upgrade the microcode b. Upgrade the host attachement script to version 1. To upgrade the Host Attachment script requires removal of the existing code and installation of the new one. But before this task can be completed, the storage disks controlled by this script has to be removed from the host which means that the file system in the volume groups built on these disks need to be un-mounted, to allow the volume groups to be varied off so their disks can be removed executing the rmdev as demonstrated later.

Before we proceed, lets collect the names and major numbers of each volume group and PVIDs of its disks. Now, the application is not longer running and we are ready to proceed. In this case, only a single disk has to be removed.