[OmniOS-discuss] adding multipath disks

[Joseph Boren]

Hi Michael,

Thanks a ton for this, I think that was exactly what I needed.   Have to
wait until tonight for the reboot, but I think I'm good to go now.

Thanks again.

Best regards,


[image: DrakeCooperLogo.png]

Joseph Boren

IT Specialist

+c: 208.891.2128

+ 416 S 8th St., Boise, ID 83702

+ drakecooper.com <http://www.drakecooper.com/>
*Read our minds *Blog <https://drakecooper.com/blog/>
Facebook <https://www.facebook.com/DrakeCooper>, Twitter
<https://twitter.com/drakecooper>, Linkedin
<https://www.linkedin.com/company/drake-cooper>, Instagram
<https://www.instagram.com/drakecooperadvertising/>



On Mon, Aug 8, 2016 at 6:24 PM, Michael Talbott <mtalbott at lji.org> wrote:

> Here's the quick cheat-sheet I created for multipath whatnots in OmniOS.
> This should get you started in the right direction. Export your pools, then
> once you get multipath working (mpathadm list logical-unit shows each disk
> with more than one path) you can import the pools with the multipath'd
> device ids. Then you can expand your zpool with the extra multipath'd dev
> ids.
>
> # multipath admin tool
> pkg install mpathadm
>
> # show multipath info
> mpathadm list mpath-support
> mpathadm list initiator-port
> mpathadm list logical-unit
>
> #enable specific devices (NONE ENABLED BY DEFAULT)
> nano /kernel/drv/scsi_vhci.conf
> #------
> # whitelist all devices from these vendors for multipath
> # note that the VENDOR must be PADDED with spaces to make a length of 8
> characters
> # a model may follow to be more specific, but, for our purposes, vendor
> should be enough
> scsi-vhci-failover-override =
>   "WD      ", "f_sym",
>   "ATA     WDC WD4000FYYZ-0", "f_sym",
>   "SEAGATE ", "f_sym",
>   "HGST    ", "f_sym",
>   "HITACHI ", "f_sym";
> #------
>
> #force reload update
> update_drv -vf scsi_vhci
>
> # and then reboot
>
>
> ________________________
> Michael Talbott
> Systems Administrator
> La Jolla Institute
>
> On Aug 8, 2016, at 5:09 PM, Joseph Boren <jboren at drakecooper.com> wrote:
>
> Greetings,
>
> I have an OmniOS system that started life as a Nexenta system then at one
> point installed omnios and imported the pool.   It's got a supermicro JBOD
> with dual controllers with a bunch of disks configured as a pool of
> mirrored pairs.  The pool is getting full and I'd like to add some disks so
> I add 8 more to the JBOD.  I am unsure how to configure them though...
>
> If I list the disks all the new ones show 2 times, once for each port.  I
> understand how to create mirrored vdevs and add them to the pool, but I
> don't understand how to create them with these disks listed 2 times.  The
> original pool was set up by the Nexenta integrator when we bought the
> system, so I didn't get to see how they were originally configured.  They
> only show up once.
>
> Can anyone point me at any documentation or help with how to deal with
> these disks?  Thanks a ton..
>
> Best regards,
>
>
>
> [image: DrakeCooperLogo.png]
> Joseph Boren
> IT Specialist
> +c: 208.891.2128
> + 416 S 8th St., Boise, ID 83702
> + drakecooper.com <http://www.drakecooper.com/>
> *Read our minds *Blog <https://drakecooper.com/blog/>
> Facebook <https://www.facebook.com/DrakeCooper>, Twitter
> <https://twitter.com/drakecooper>, Linkedin
> <https://www.linkedin.com/company/drake-cooper>, Instagram
> <https://www.instagram.com/drakecooperadvertising/>
>
>
>
> _______________________________________________
> OmniOS-discuss mailing list
> OmniOS-discuss at lists.omniti.com
> http://lists.omniti.com/mailman/listinfo/omnios-discuss
>
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://omniosce.org/ml-archive/attachments/20160809/c34c560b/attachment-0001.html>