determine drive's SAS port
Darren Pilgrim
list_freebsd at bluerosetech.com
Sat Oct 19 19:52:15 UTC 2013
On 10/19/2013 7:15 AM, Alexey Egorov wrote:
> Hello all,
>
> I have a server with LSI HBA card, and when I remove drive I can see
> following messages in log:
>
> (da0:mps0:0:5:0): lost device - 0 outstanding, 2 refs
> (da0:mps0:0:5:0): removing device entry
>
> Is there a way to determine physical port (number "5" in
> "(da0:mps0:0:5:0)") when drive is inserted? (I need this to be able
> to create device symlinks based on physical port).
Many RAID cards can indicate a port by blinking the activity light. If
not, perhaps you can trace the cables and get a PCB diagram? This is
exactly why I write the WWN, serial and, for ZFS/graid, GPT label on a
visible edge of the disk/sled.
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