Re: [suse-oracle] - Server lockup

Hi All,

I stopped the crashes by disconnecting the SCSI attached SDLT backup unit.
It has been 3 weeks with no lockup. The tape unit was a cheap rebuild so I
believe it was responsible rather than a defective cable or card.

Thanks,
Glenn




On Sat, Oct 9, 2010 at 5:39 AM, Anton Dischner <
[email protected]> wrote:

> Hi Glenn,
>
> SCSI. So maybe there is a hardware problem.
>
> Cable or SCSI termination.
> Did you terminate your SCSI connection correct?
>
> Good luck,
>
> Toni
>
> Am 08.10.2010 um 20:48 schrieb Glenn FitzGibbons:
>
> > Thanks for the advice Toni. It crashed again last night during the tape
> backup. I'm using a SCSI attached SDLT.
> >
> > My plan now is to stop the tape backup and use a NAS device for the next
> week or so. If I get another crash, I'm going to upgrade to the latest
> Oracle patch set (I only hesitate to do this because I read that users have
> had issues with slow queries after the upgrade to to changes to the
> optimizer).
> >
> > Thanks,
> > Glenn
> >
> >
> >
> >
> > On Fri, Oct 8, 2010 at 3:20 AM, Dischner, Anton <
> [email protected]> wrote:
> > Hi,
> >
> > > My fixed SGA size is 2 mb. The maximum SGA is 1.5 gb.
> > >
> >
> > fixed SGA 2 MB? Seems very small too me.
> >
> > > I'm using the latest kernel (2.6.16.60-0.42). I am not up to the latest
> Oracle patch set (as Bart mentioned), but from what I read I'm not sure this
> is necessary.
> > >
> > I think it is!
> >
> > What is your async io?
> >
> > Try changing "filesystemio_options=asynch" parameter.
> >
> > kind regards,
> >
> > Toni
> >
> >
>
>

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