problems with sata disks (taskqueue timeout)

[Marc UBM Bocklet]

On Tue, 20 Jan 2009 08:08:29 +0100
Marc "UBM" Bocklet <ubm at u-boot-man.de> wrote:

> On Tue, 20 Jan 2009 09:39:51 +1100
> Andrew Snow <andrew at modulus.org> wrote:
> 
> > 
> > I think that if you use eSATA you probably need dedicated eSATA 
> > controller ports.  eSATA standard specifies a higher voltage for
> > the longer cable distances.
> > 
> > Judging from the sporadic problem reports, Promise TX4 is probably
> > not the best at signal purity to begin with so using it for eSATA
> > pushes it over the edge.
> > 
> > 
> > Hope that helps,
> 
> Thanks for the fast answer! :-)
> 
> Although my version of the TX4 has two dedicated e-sata ports, the
> other posts seem to indicate that it got something to do with the
> controller (maybe signal purity, like you said). I'll try upgrading
> next and will report back after that.

A very late followup here:

I upgraded to the latest stable, but things did not improve:

Mar 29 10:57:29 hamstor kernel: ad10: WARNING - WRITE_DMA48 UDMA ICRC
error (retrying request) LBA=1087300992 Mar 29 10:57:34 hamstor kernel:
ad10: FAILURE - SET_MULTI status=51<READY,DSC,ERROR> error=4<ABORTED>

Mar 29 10:57:34 hamstor kernel: ad10: TIMEOUT - WRITE_DMA48 retrying (0
retries left) LBA=1087300992

Mar 29 10:57:34 hamstor kernel: ad10: FAILURE - WRITE_DMA48
status=ff<BUSY,READY,DMA_READY,DSC,DRQ,CORRECTABLE,INDEX,ERROR>
error=ff<ICRC,UNCORRECTABLE,MEDIA_CHANGED,NID_NOT_FOUND,MEDIA_CHANGE_REQEST,ABORTED,NO_MEDIA,ILLEGAL_LENGTH>
LBA=1087300992 

Mar 29 10:57:34 hamstor root: ZFS: vdev I/O failure,
zpool=gedaerm path=/dev/ad10 offset=556698042368 size=131072 error=5

Mar 29 10:57:43 hamstor kernel: ad10: WARNING - SETFEATURES SET
TRANSFER MODE taskqueue timeout - completing request directly 

Mar 29 10:57:47 hamstor kernel: ad10: WARNING - SETFEATURES SET
TRANSFER MODE taskqueue timeout - completing request directly 

Mar 29 10:57:51 hamstor kernel: ad10: WARNING - SETFEATURES ENABLE
WCACHE taskqueue timeout - completing request directly 

Mar 29 10:57:55 hamstor kernel: ad10: WARNING - SET_MULTI taskqueue
timeout - completing request directly 

Mar 29 10:57:55 hamstor kernel: ad10: TIMEOUT - WRITE_DMA48 retrying (1
retry left) LBA=1087301248 

Mar 29 10:57:55 hamstor kernel: ad10: WARNING - WRITE_DMA48 UDMA ICRC
error (retrying request) LBA=1087301248 

Mar 29 10:58:00 hamstor kernel: ad10: FAILURE - SET_MULTI
status=51<READY,DSC,ERROR> error=4<ABORTED> 

Mar 29 10:58:00 hamstor kernel: ad10: FAILURE - WRITE_DMA48 timed out
LBA=1087301248

Mar 29 10:58:00 hamstor root: ZFS: vdev I/O failure, zpool=gedaerm
path=/dev/ad10 offset=556698173440 size=131072 error=5



Any further ideas anybody? :-)

Bye
Marc


-- 
"And what rough beast, its hour come round at last,
Slouches towards Bethlehem to be born?"

W.B. Yeats, The Second Coming