From: James Jackson (James.Jackson@MAIL.STATE.AR.US)
Date: Tue Aug 12 2003 - 12:10:44 EDT
FYI, problem turned out to be a failing 6228. The volume group had to
be varied off in order to change the state of the devices.
Thanks,
James Jackson
> -----Original Message-----
> From: James Jackson
> Sent: Thursday, July 31, 2003 4:21 PM
> To: aix-l@Princeton.EDU
> Subject: Errors on fiber channel adapter.
>
> Gurus,
>
> I have an M80 with a pair of 6228 FC adapters. One of the adapters is
> sending periodic FSCSI_ERR2's accompanied by occasional SC_DISK_ERR4's
> from its child "hdisks". The adapters are connected to an F20 ESS via
> a SAN. I'm using SDD for path redundancy, and I have a single volume
> group which contains two vpaths. Each vpath has six "hdisks", three
> from each 6228. I need to run diag on the flaky 6228, but I don't
> want to varyoff the volume group. Does anyone know if the following
> procedure will work as a means of getting the 6228 in a state that'll
> support diag?
>
> * run "datapath set adapter 1 offline", which will cease SDD I/O
> to adapter 1, setting its hdisks' state to "DEAD".
> * run "rmdev -l" on the child hdisks and fscsi1 device.
>
> If this works, will the following procedure get everything back to
> normal?
>
> * run "cfgmgr -l fcs1".
> * run "datapath set adapter 1 online".
>
> TIA,
>
> James Jackson
>
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