[ale] Recommendation for SCSI array vendor?

Jim Kinney jim.kinney at gmail.com
Fri Oct 15 18:24:58 EDT 2010


On Fri, Oct 15, 2010 at 11:54 AM, Jeff Hubbs <jhubbslist at att.net> wrote:

>  Greg -
>
> I'm not really looking to have parallel arrays - just one with a couple
> of little drives.  And I don't need to share an entire working
> filesystem; just daemon config files.
>
> I don't want to use FC because I don't want to add another breakable
> piece (the switch).
>

with only two heads you don't need a switch, just two cards in the drive
case.

double ended SCSI is notoriously unstable....

DRBD for content and STONITH rig under heartbeat makes a good setup. No
special hardware other than an extra nic and maybe serial port connection.

>
> - Jeff
>
> On 10/15/10 11:43 AM, Greg Freemyer wrote:
> > Jeff,
> >
> > I did that with software raid running on 2 fail-over nodes long ago.
> > Obviously it was cheaper from a hardware perspective, but I never felt
> > comfortable.
> >
> > And due to a very strange IT support issue where power was pulled
> > without a formal shutdown, the raid had to rebuilt from backup tapes
> > about 3 years into its service life.  That event was pretty expensive
> > and would have paid for a proper setup.
> >
> > But I don't know of anybody still making redundant external parallel
> > connected intelligent SCSI arrays.  The ones I've seen in the last few
> > years are either FC or iSCSI.  Maybe you should consider one of those
> > depending on your performance needs.
> >
> > If you really do want SCSI, you may need to look for used gear on
> > eBay.  I've worked with the DEC ^h^h^h Compaq ^h^h^h^h^h^h HP
> > Storageworks stuff and it was very good 10 years ago.  (ie. When they
> > still offered it with SCSI connections.)
> >
> > Good Luck
> > Greg
> >
> > On Fri, Oct 15, 2010 at 11:10 AM, Jeff Hubbs<jhubbslist at att.net>  wrote:
> >>   I'm looking for a small, well-made rack-mount SCSI enclosure I can
> >> connect between two servers in a STONITH failover cluster.  Can someone
> >> recommend a vendor who can set me up with one as well as a couple of PCI
> >> SCSI cards or RAID controllers and cabling?  Next International in CA
> >> (isn't pretty much everybody in CA?) doesn't have such on their Web
> site.
> >>
> >> - Jeff
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> >
> >
>
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-- 
-- 
James P. Kinney III
I would rather stumble along in freedom than walk effortlessly in chains.
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