siisch1: Error while READ LOG EXT

Jack L. xxjack12xx at
Fri Feb 10 11:40:37 UTC 2012

the drive has reallocated some sectors and normally drives should never
reallocate sectors unless it has trouble reading/writing to them. also,
that drive has known firmware problems so it sounds like the drive needs
On Feb 9, 2012 10:38 AM, "Mike Tancsa" <mike at> wrote:

> On 2/9/2012 11:34 AM, Jeremy Chadwick wrote:
> >
> > You will probably need to "track these drives" on a regular basis.  That
> > is to say, set up some cronjob or similar that logs the above output to
> > a file (appends data to it), specifically output from smartctl -A (not
> > -a and not -x) and smartctl -l sataphy on a per-disk basis.  smartd can
> > track SMART attribute changes, but does not track GPLog changes.  Make
> > sure to put timestamps in your logs.
> Thanks very much for having a look, and the suggestions. It think this
> is the way to go to see which drive my have errors incrementing.
> Alexander, is there a better way you can suggest ?
> >
> > As for fixing the problem: I have no idea how you would go about this.
> > Use of port multipliers involves additional cables, possibly of shoddy
> > quality, or other components which may not be decent/reliable.
> Possibly.  Cables are one of those things I am happy to "pay extra for
> better quality" but how does one assess quality of such parts.
> >
> > Overall, this is just one of the many reasons why I avoid PMs, as well
> > as avoid eSATA (especially eSATA).
> Yeah, at some point it doesnt really work with too many PMs, especially
> if you cant query the thing to find out where things are "bad".  I think
> for the next version of this box I will use the newer generation 3ware
> SAS/SATA controller
>        ---Mike
> --
> -------------------
> Mike Tancsa, tel +1 519 651 3400
> Sentex Communications, mike at
> Providing Internet services since 1994
> Cambridge, Ontario Canada
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