strange error of GEOM_RAID3 on RELENG_5

[Hiroki Sato]

Hi,

Pawel Jakub Dawidek <pjd at freebsd.org> wrote
  in <20050323204843.GR591 at darkness.comp.waw.pl>:

pj> Thanks for the report, but I'm not able to reproduce it here.
pj> Could you increase debug level to 3 and rerun the command which fails?

 Yes, here is a log with kern.geom.raid3.debug=3:

 # dd if=/dev/zero of=/dev/raid3/data bs=1024 count=2
 GEOM_RAID3[2]: Access request for raid3/data: r1w1e0.
 GEOM_RAID3[1]: Disk ad2s1a (device data) marked as dirty.
 GEOM_RAID3[2]: Metadata on ad2s1a updated.
 GEOM_RAID3[1]: Disk ad4s1a (device data) marked as dirty.
 GEOM_RAID3[2]: Metadata on ad4s1a updated.
 GEOM_RAID3[1]: Disk ad6s1a (device data) marked as dirty.
 GEOM_RAID3[2]: Metadata on ad6s1a updated.
 GEOM_RAID3[3]: Request received. raid3/data[WRITE(offset=0, length=1024)]
 GEOM_RAID3[3]: Sending request. ad2s1a[WRITE(offset=0, length=512)]
 GEOM_RAID3[3]: Sending request. ad4s1a[WRITE(offset=0, length=512)]
 GEOM_RAID3[3]: Sending request. ad6s1a[WRITE(offset=0, length=512)]
 GEOM_RAID3[3]: Regular request done (error=0). ad4s1a[WRITE(offset=0, length=512)]
 GEOM_RAID3[3]: Regular request done (error=0). ad6s1a[WRITE(offset=0, length=512)]
 GEOM_RAID3[3]: Regular request done (error=0). ad2s1a[WRITE(offset=0, length=512)]
 GEOM_RAID3[3]: Request finished. ad2s1a[WRITE(offset=0, length=512)]
 GEOM_RAID3[3]: Request finished. ad6s1a[WRITE(offset=0, length=512)]
 GEOM_RAID3[3]: Request finished. ad4s1a[WRITE(offset=0, length=512)]
 GEOM_RAID3[3]: Request finished. raid3/data[WRITE(offset=0, length=1024)]
 GEOM_RAID3[3]: Request received. raid3/data[WRITE(offset=1024, length=1024)]
 GEOM_RAID3[3]: Sending request. ad2s1a[WRITE(offset=512, length=512)]
 GEOM_RAID3[3]: Sending request. ad4s1a[WRITE(offset=512, length=512)]
 GEOM_RAID3[3]: Sending request. ad6s1a[WRITE(offset=512, length=512)]
 GEOM_RAID3[3]: Regular request done (error=1). ad2s1a[WRITE(offset=512, length=512)]
 GEOM_RAID3[3]: Regular request done (error=1). ad4s1a[WRITE(offset=512, length=512)]
 GEOM_RAID3[3]: Regular request done (error=1). ad6s1a[WRITE(offset=512, length=512)]
 GEOM_RAID3[3]: Request finished. ad6s1a[WRITE(offset=512, length=512)]
 GEOM_RAID3[3]: Request finished. ad4s1a[WRITE(offset=512, length=512)]
 GEOM_RAID3[3]: Request finished. ad2s1a[WRITE(offset=512, length=512)]
 GEOM_RAID3[0]: Request failed. raid3/data[WRITE(offset=1024, length=1024)]
 GEOM_RAID3[3]: Running event for disk ad2s1a.
 GEOM_RAID3[3]: Changing disk ad2s1a state from ACTIVE to DISCONNECTED.
 GEOM_RAID3[1]: Disk ad2s1a state changed from ACTIVE to DISCONNECTED (device data).
 GEOM_RAID3[0]: Device data: provider ad2s1a disconnected.
 GEOM_RAID3[2]: Consumer ad2s1a destroyed.
 GEOM_RAID3[2]: Access ad2s1a r-1w-1e-1 = 0
 GEOM_RAID3[1]: Device data: genid bumped to 1.
 GEOM_RAID3[2]: Tasting ad2.
 GEOM_RAID3[2]: Metadata on ad4s1a updated.
 GEOM_RAID3[2]: Metadata on ad6s1a updated.
 GEOM_RAID3[1]: Device data state changed from COMPLETE to DEGRADED.
 GEOM_RAID3[3]: Running event for disk ad4s1a.
 GEOM_RAID3[3]: Changing disk ad4s1a state from ACTIVE to DISCONNECTED.
 GEOM_RAID3[1]: Disk ad4s1a state changed from ACTIVE to DISCONNECTED (device data).
 GEOM_RAID3[0]: Device data: provider ad4s1a disconnected.
 GEOM_RAID3[2]: Consumer ad4s1a destroyed.
 GEOM_RAID3[2]: Access ad4s1a r-1w-1e-1 = 0
 GEOM_RAID3[0]: Device data: provider raid3/data destroyed.
 GEOM_RAID3[2]: No I/O requests for data, it can be destroyed.
 GEOM_RAID3[2]: Access request for raid3/data: r-1w-1e0.
 GEOM_RAID3[2]: Tasting ad2s1.
 GEOM_RAID3[2]: Metadata on ad6s1a updated.
 GEOM_RAID3[2]: Consumer ad6s1a destroyed.
 GEOM_RAID3[2]: Access ad6s1a r-1w-1e-1 = 0
 GEOM_RAID3[0]: Device data destroyed.
 GEOM_RAID3[1]: Consumer ad2s1a destroyed.
 GEOM_RAID3[2]: Tasting ad4.
 GEOM_RAID3[2]: Tasting ad4s1.
 GEOM_RAID3[1]: Consumer ad4s1a destroyed.
 GEOM_RAID3[2]: Tasting ad6.
 GEOM_RAID3[2]: Tasting ad6s1.
 GEOM_RAID3[1]: Consumer ad6s1a destroyed.
 dd: /dev/raid3/data: Operation not permitted
 2+0 records in
 1+0 records out
 1024 bytes transferred in 3.782560 secs (271 bytes/sec)

-- 
| Hiroki SATO
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