The document says nothing about P420 controllers. Have you considered replacing 
the P420 controller with a non-RAID LSI HBA such as a 92xx series, with IT 
(Initiator-Target) firmware?

> On Nov 4, 2016, at 3:54 AM, Gabriele Bulfon <[email protected]> wrote:
> 
> Thanks Joshua, read here:
> 
> http://h20564.www2.hpe.com/hpsc/doc/public/display?docId=mmr_kc-0100329
> 
> "FIX:HPE will not have a HP Dynamic Smart Array driver developed for the 
> Oracle Solaris Operating Systems.
> Meaning Oracle Solaris Operating System will not support the OEM'd LSI 
> controllers in RAID mode, but they will be supported with RAID mode disabled 
> (HBA mode). 
> 
> When users disable RAID mode for HP Dynamic SmartArray B320i/B120i the 
> controller name will be H220i (DLs) or H210i (blades)."
> 
> Looks like I can disable raid mode on the Dynamic Smart Array and let it work 
> as an LSI controller?
> What about the P420? Do you think I can have jbod mode on it?
> 
> Gabriele
> 
> ----------------------------------------------------------------------------------------
> Sonicle S.r.l. : http://www.sonicle.com
> Music: http://www.gabrielebulfon.com
> Quantum Mechanics : http://www.cdbaby.com/cd/gabrielebulfon
> 
> 
> 
> ----------------------------------------------------------------------------------
> 
> Da: Joshua M. Clulow <[email protected]>
> A: Illumos Discussion <[email protected]> 
> Data: 3 novembre 2016 20.11.40 CET
> Oggetto: Re: [discuss] HP ProLiant DL380e
> 
> On 3 November 2016 at 04:30, Gabriele Bulfon <[email protected]> wrote:
> > I'm considering reusing an HP ProLiant DL380e currently running VMware, 
> > scrathing it and reinstalling XStreamOS/illumos (VMware will be moved 
> > elsewhere).
> > It features 2 hba controllers:
> > 1- HP Dynamic Smart Array B120i RAID controller (with 4 disks, I will use 2 
> > as a mirrored boot)
> > 2- Smart Array P420 (some TB of disks)
> >
> > I want to completely bypass hardware array raid and use jbod or similar.
> > I found documents around saying that I can just configure each disk as a 
> > single array in the controller, obtaining the same effect.
> 
> I don't think this is a good idea. While it is technically possible
> to create a non-redundant logical volume on each physical disk, this
> is _not_ the same as having a proper JBOD/target-mode HBA. In
> particular, the RAID controller will not expose proper fault or
> hot-plug information back to the operating system. If you have a disk
> failure or other problem, it's not clear that you'll be able to pull
> out the failed disk and plug a new one in and have it work, at least
> without rebooting and possibly reconfiguring the RAID controller.
> 
> I'm also not sure that we have a driver for the "Dynamic Smart Array",
> which I believe is a different series of parts to the regular "Smart
> Array" controllers like the P420.
> 
> My strong recommendation is to install a real JBOD-mode HBA --
> something like an LSI IT-mode card supported by "mpt_sas" would
> probably be best. If you're not going to do that, I would probably
> let the RAID controller manage redundancy on the disks, e.g. using by
> creating a single RAID-6 logical volume, and create a single-vdev ZFS
> pool (i.e. no redundancy at the ZFS layer).
> 
> 
> Cheers.
> 
> -- 
> Joshua M. Clulow
> UNIX Admin/Developer
> http://blog.sysmgr.org
> 
> 
> 
> illumos-discuss | Archives  | Modify Your Subscription         



-------------------------------------------
illumos-discuss
Archives: https://www.listbox.com/member/archive/182180/=now
RSS Feed: https://www.listbox.com/member/archive/rss/182180/21175430-2e6923be
Modify Your Subscription: 
https://www.listbox.com/member/?member_id=21175430&id_secret=21175430-6a77cda4
Powered by Listbox: http://www.listbox.com

Reply via email to