SUMMARY: StorEdge 6120 arrays, ZFS and Solaris 10 6/06

From: Hutten, Rob <Rob.Hutten_at_nrc-cnrc.gc.ca>
Date: Fri Jul 21 2006 - 13:21:06 EDT
Managers,

The solution was to issue the "stmsboot -e" command to enable
multipathing.  After the reboot, my 6120s appear as single c10t[WWN]d0
devices as desired.

Many thanks to Kenneth Hwang, Victor Engle, Darren Dunham and Alex
Madden for their helpful responses.

Cheers,
-Rob


> Managers,
>
> We just installed Solaris 10 6/06 on our E20K.  We have two
> StorEdge 6120 arrays directly attached (ie no SAN switch) to
> the E20K on which we wish to build a single ZFS filesystem.
>
> On our previous Solaris 9 installation, the 6120s' luns were
> configured with the SAN Foundation Kit (by a former sysadmin)
> and showed up a two devices under format:
>
>    6. c10t60003BA4E851B0004090E5F2000C089Ed0 <SUN-T4-0301 cyl
> 34916 alt 2 hd 160 sec 256>
>       /scsi_vhci/ssd@g60003ba4e851b0004090e5f2000c089e
>    7. c10t60003BA4E851B0004090E62000063B7Dd0 <SUN-T4-0301 cyl
> 34916 alt 2 hd 160 sec 256>
>       /scsi_vhci/ssd@g60003ba4e851b0004090e62000063b7d
>
> The filesystems were then simply mounted on the c10t[WWN]d0 devices.
>
> Under our new Sol10 installation, the 6120s show up as four
> devices; I assume this is because they're dual-path'd:
>
>    3. c1t2d0 <SUN-T4-0301 cyl 34916 alt 2 hd 160 sec 256>
>       /pci@1c,600000/SUNW,qlc@1/fp@0,0/ssd@w20030003ba4e8518,0
>    4. c1t2d1 <SUN-T4-0301 cyl 34916 alt 2 hd 160 sec 256>
>       /pci@1c,600000/SUNW,qlc@1/fp@0,0/ssd@w20030003ba4e8518,1
>    8. c3t1d0 <SUN-T4-0301 cyl 34916 alt 2 hd 160 sec 256>
>       /pci@3c,600000/SUNW,qlc@1/fp@0,0/ssd@w20030003ba4e851b,0
>    9. c3t1d1 <SUN-T4-0301 cyl 34916 alt 2 hd 160 sec 256>
>       /pci@3c,600000/SUNW,qlc@1/fp@0,0/ssd@w20030003ba4e851b,1
>
> I know the SAN Foundation Kit has been incorporated into the
> Sol10 base install, and I suspect - but lack sufficient
> disk-fu to fully understand - that I need to build two new
> cXtXdX devices for my zpool using... luxadm?  Or is there new
> ZFS tools to do this?  Or... ?
>
> As I probably have the only E20K environment in the world
> without a support contract (don't get me started), I throw
> myself upon the mercy of this list for assistance.  How
> should I build a raidz across these 6120s?  "zpool create"
> wants device names including the slice...
>
> Many thanks in advance.  I'll summarize in the usual manner.
> -Rob
>
> Rob Hutten
> Research Informatics Team
> NRC Institute for Marine Biosciences
> 1411 Oxford St., Halifax NS
> 902.426.6773
> Rob.Hutten@nrc-cnrc.gc.ca
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Received on Fri Jul 21 13:24:03 2006

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