Re: Whooda belived this? -- MIDRANGE-L


Larry,

ALWAYS 'PRESUME' vs 'assume'....  That way you don't some ass trying to
hyphenate a word that was never meant to be hyphenated....:)

Don in DC

------

On Tue, 18 Jun 2002, Larry Bolhuis wrote:

> The drives all SAY IBM on them, made in Singapore though. Of course we only
> assume (yup, bad bad) that they failed together because Service director was
> up and working but never had a chance to report a failure. So both drives
> failed within one service director time interval. Since we lost all the logs
> when we lost our ASP we'll never know for certain.
>
> As of this writing the machine is running and loaded but not yet quite in
> full production. I'll post again if she fails again!
>
> Neil Palmer wrote:
>
> > Hmmm - wonder if these were the Seagate drives IBM is supposedly using in
> > iSeries now ?
> > Still, sounds like it was something other than the disks themselves that
> > caused it if both appear to have failed at exactly same time.
> > Have a customer with a new 270 in April (2248, V5R1, 5 x 8.58GB, RAID-5)
> > been having a lot of problems - system crashing (but no apparent loss of
> > data or drive damage).  They were blaming the twinax controller or wiring
> > (customer previously had an F10, which started life as a B10 or B20 and
> > was upgraded, so it was using teh older slower twinax controllers).  IBM
> > replaced the backplane about 2 weeks ago.  Haven;t heard if that solved
> > the problem.
> >
> > ...Neil
> >
> > Scenario:
> >
> >   Two month old 270, SStar, 12 8.5G drives, 4G memory, Redundant power and
> > cooling, 1070 CPW, 0 interactive. Nice cool computer room, whole room UPS.
> > No foul weather or back hoes in the area.  2:14 AM Monday all is well, no
> > load on the system. 2:15 AM *POOF* no more box.  22 hrs later it was
> > determined that two drives failed. Despite the fact that they are in
> > different RAID sets the system did not handle the failure. One RAID set
> > was
> > rebuilt when the new drive was added. The second could not be rebuilt as
> > the
> > set was in "Unknown" status. Rochester said, "Yup, gotta scratch it,
> > sorry."
> > And we did.
>
> --
> Larry Bolhuis           | IBM Certified Solutions Expert
> Vice President          |     iSeries Technology V5 R1
> Arbor Solutions, Inc.   |     e-business for AS/400 V4 R2
> (616) 451-2500          | IBM Certified Specialist  AS/400
> (616) 451-2571 -fax     |     RPG IV Developer
> lbolhuis@arbsol.com     |     System Administrator for OS/400 V4 R4
> www.arbsol.com          |     Professional Network Administrator
>                          |       Network/Multiple Systems
>                          |     Client Access
>
>
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