[sheepdog-users] Snapshot and Cache stress test

[Valerio Pachera]

I don't know if that may be interesting:


root at test004:~# collie vdi delete -s 1 big
root at test004:~# collie vdi delete -s 2 big
root at test004:~# collie vdi delete -s 3 big
root at test004:~# collie vdi delete -s 4 big
root at test004:~# collie vdi delete -s 5 big
root at test004:~# collie vdi delete -s 6 big
Cannot get VDI info for big 6 : Failed to find requested tag
Failed to open VDI big
root at test004:~# collie vdi delete -s 7 big
Cannot get VDI info for big 7 : Failed to find requested tag
Failed to open VDI big
root at test004:~# collie vdi delete -s 7 big
Cannot get VDI info for big 7 : Failed to find requested tag
Failed to open VDI big
root at test004:~# collie vdi delete -s 8 big
Cannot get VDI info for big 8 : Failed to find requested tag
Failed to open VDI big
root at test004:~# collie vdi delete -s 9 big
root at test004:~# collie vdi delete -s 10 big
root at test004:~# collie vdi delete -s 11 big
root at test004:~# collie vdi delete -s 12 big
root at test004:~# collie vdi delete -s 13 big
root at test004:~# collie vdi delete -s 14 big
root at test004:~# collie vdi delete -s 15 big
root at test004:~# collie vdi delete -s 16 big
root at test004:~# collie vdi delete -s 17 big
root at test004:~# collie vdi delete -s 18 big
root at test004:~# collie vdi delete -s 19 big
root at test004:~# collie vdi delete -s 20 big
root at test004:~# collie vdi delete -s 21 big
root at test004:~# collie vdi delete -s 22 big
root at test004:~# collie vdi delete -s 23 big
root at test004:~# collie vdi delete -s 24 big
root at test004:~# collie vdi delete -s 25 big
root at test004:~# collie vdi delete -s 26 big
root at test004:~# collie vdi delete -s 27 big
root at test004:~# collie vdi delete -s 28 big
root at test004:~# collie vdi delete -s 29 big
root at test004:~# collie vdi delete -s 30 big
root at test004:~# collie vdi delete -s 31 big
root at test004:~# collie vdi delete -s 32 big
root at test004:~# collie vdi delete -s 33 big
root at test004:~# collie vdi delete -s 34 big
root at test004:~# collie vdi delete -s 35 big
root at test004:~# collie vdi delete -s 36 big
root at test004:~# collie vdi delete -s 37 big
root at test004:~# collie vdi delete -s 38 big
root at test004:~# collie vdi delete -s 39 big
root at test004:~# collie vdi delete big

root at test004:~# collie vdi list
  Name        Id    Size    Used  Shared    Creation time   VDI id  Copies  Tag
  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

root at test004:~# collie vdi delete big
root at test004:~# collie vdi delete big
root at test004:~# collie vdi delete big
root at test004:~# collie vdi delete big
Cannot get VDI info for big 0 : No VDI found
Failed to open VDI big

2013/8/20 Valerio Pachera <sirio81 at gmail.com>:
> 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