Re: multipath on linux/SDD

I don't know for RHAS4 but SLES9 has multipath built-in functionality (based on 2.6 kernel device-mapper).

You should try to test them.

Qlogic failover is going to die... and probably other mp solution for linux like sdd and securepath.

Fabrizio

> -----Original Message-----
> From: Ray Stell [mailto:stellr_at_cns.vt.edu]
> Sent: Thursday, August 18, 2005 2:25 PM
> To: Magni Fabrizio
> Cc: oracle-l
> Subject: Re: multipath on linux/SDD
> Filter detected spam
>
>
> IBM has advised that we upgrade the FC card bios and not use
> the built in
> RHAS4 driver. I assume Qlogic has a later one, but I have not looked.
> My boot drive crashed, so I've had a little pause in the action.
>
> I've a suspicion that this is an area of Redhat AS that is not ready
> for production, solace for my Sun rep?
>
>
>
> On Thu, Aug 18, 2005 at 08:58:53AM +0200, Magni Fabrizio wrote:
> > We did it with suse (SLES8).
> >
> > Everything worked smoothly.
> >
> > The problem is with iostat, now.
> > The multipathed device show an high I/O (writes) while the
> DB (the only
> > things working on that device) is only reading.
> >
> > Error of iostat + sdd?
> >
> > If you meet the same problem make me know.
> ============================================================
> Ray Stell stellr_at_vt.edu (540) 231-4109 Tempus fugit 28^D
>

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