Device names

From: Yong S. Yi (ysyi@async.org)
Date: Mon Aug 19 2002 - 18:46:58 EDT


I'm running into a few issues with making the two machines symmetric, as I'm
messing with shared disksets (using Solstice DiskSuite).

As far as I know, the two machines connected to the disk array are symmetric:

        They:
        * E220R's
        * Have the same fibrechannel cards installed in the same slots
        * Have no other cards installed elsewhere
        * Have the exact same O/S version & patches (they were jumpstarted
          at the same time using the same jumpstart configuration).

However, on the second machine, when connecting the cable to the disk array
and running "format", I see something like:

       7. c1t5d0 <SUN9.0G cyl 4924 alt 2 hd 27 sec 133>
          /pci@1f,4000/scsi@5/ssd@w220000203719ffea,0

When connecting the cable to the other fibrechannel card on that machine and
running the same command (after running 'drvconfig;disks;devlinks'), I get:

       7. c3t5d0 <drive not available: reserved>
          /pci@1f,4000/SUNW,ifp@4/ssd@w220000203719ffea,0

So a few questions come to mind:

        1) Why would one adapter use scsi, while the other uses ifp?
        2) Is there any way to renumber the device names so that c1tXdX
           could be c2tXdX, or such? I need both of the machines to see the
           array through the same major/minor numbers for the shared diskset
           setup to work, AFAIK.

BTW, I am using Solaris 8 (2/02) w/ the latest patches.
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