[sheepdog-users] Snapshot and Cache stress test

[Valerio Pachera]

This time it's strange.

No messages at all on sheep.log.
Guest dd is kind of frozen but after some time if give I/O error:
"blocked for more that 120 seconds"

Snapshot are take (see below)

I had to kill -9 qemu.

# collie vdi list
  Name        Id    Size    Used  Shared    Creation time   VDI id  Copies  Tag
s big          1   50 GB  452 MB  0.0 MB 2013-08-20 11:41   4fd259
2
s big          2   50 GB   24 MB  444 MB 2013-08-20 11:51   4fd25a
2
s big          3   50 GB   28 MB  456 MB 2013-08-20 11:51   4fd25b
2
s big          4   50 GB   28 MB  476 MB 2013-08-20 11:52   4fd25c
2
s big          5   50 GB   28 MB  492 MB 2013-08-20 11:52   4fd25d
2
  big          0   50 GB   96 MB  512 MB 2013-08-20 11:52   4fd25e
2
  big          0   50 GB  332 MB  588 MB 2013-08-20 11:52   4fd25f
2
  big          0   50 GB  364 MB  884 MB 2013-08-20 11:52   4fd260
2
s big          9   50 GB   24 MB  1.2 GB 2013-08-20 11:52   4fd261
2
s big         10   50 GB  0.0 MB  1.3 GB 2013-08-20 11:53   4fd262
2
s big         11   50 GB  0.0 MB  1.3 GB 2013-08-20 11:53   4fd263
2
s big         12   50 GB  0.0 MB  1.3 GB 2013-08-20 11:53   4fd264
2
s big         13   50 GB  0.0 MB  1.3 GB 2013-08-20 11:53   4fd265
2
s big         14   50 GB  0.0 MB  1.3 GB 2013-08-20 11:53   4fd266
2
s big         15   50 GB  0.0 MB  1.3 GB 2013-08-20 11:53   4fd267
2
s big         16   50 GB  0.0 MB  1.3 GB 2013-08-20 11:54   4fd268
2
s big         17   50 GB  0.0 MB  1.3 GB 2013-08-20 11:54   4fd269
2
s big         18   50 GB  0.0 MB  1.3 GB 2013-08-20 11:54   4fd26a
2
s big         19   50 GB  0.0 MB  1.3 GB 2013-08-20 11:54   4fd26b
2
s big         20   50 GB  0.0 MB  1.3 GB 2013-08-20 11:54   4fd26c
2
s big         21   50 GB  0.0 MB  1.3 GB 2013-08-20 11:54   4fd26d
2
s big         22   50 GB  0.0 MB  1.3 GB 2013-08-20 11:55   4fd26e
2
s big         23   50 GB  0.0 MB  1.3 GB 2013-08-20 11:55   4fd26f
2
s big         24   50 GB  0.0 MB  1.3 GB 2013-08-20 11:55   4fd270
2
s big         25   50 GB  0.0 MB  1.3 GB 2013-08-20 11:55   4fd271
2
s big         26   50 GB  0.0 MB  1.3 GB 2013-08-20 11:55   4fd272
2
s big         27   50 GB  0.0 MB  1.3 GB 2013-08-20 11:56   4fd273
2
s big         28   50 GB  0.0 MB  1.3 GB 2013-08-20 11:56   4fd274
2
s big         29   50 GB  0.0 MB  1.3 GB 2013-08-20 11:56   4fd275
2
s big         30   50 GB  0.0 MB  1.3 GB 2013-08-20 11:56   4fd276
2
s big         31   50 GB  0.0 MB  1.3 GB 2013-08-20 11:56   4fd277
2
s big         32   50 GB  0.0 MB  1.3 GB 2013-08-20 11:56   4fd278
2
s big         33   50 GB  0.0 MB  1.3 GB 2013-08-20 11:57   4fd279
2
s big         34   50 GB  0.0 MB  1.3 GB 2013-08-20 11:57   4fd27a
2
  big          0   50 GB  0.0 MB  1.3 GB 2013-08-20 11:57   4fd27b     2