[sheepdog-users] Testing snapshot-object-reclaim

[Valerio Pachera]

I'm using ext3 instead of xfs now but nothing change:

mount  | grep sheep
/dev/mapper/vg00-sheepdog on /mnt/sheep/dsk01 type ext3
(rw,relatime,errors=continue,user_xattr,acl,barrier=1,data=ordered)


root at test006:~# dog vdi snapshot test
root at test006:~# dog vdi snapshot test
root at test006:~# dog vdi snapshot test
root at test006:~# dog vdi snapshot test
root at test006:~# dog vdi snapshot test
root at test006:~# dog vdi snapshot test

root at test006:~# dog vdi list
  Name        Id    Size    Used  Shared    Creation time   VDI id  Copies  Tag
s test         1  5.0 GB  868 MB  0.0 MB 2014-04-02 14:58   7c2b25    2:1
s test         2  5.0 GB  4.5 GB  232 MB 2014-04-02 15:01   7c2b26    2:1
s test         3  5.0 GB   20 MB  4.7 GB 2014-04-02 15:06   7c2b27    2:1
s test         4  5.0 GB  4.5 GB  240 MB 2014-04-02 15:06   7c2b28    2:1
s test         5  5.0 GB   20 MB  4.7 GB 2014-04-02 15:10   7c2b29    2:1
s test         6  5.0 GB   32 MB  4.7 GB 2014-04-02 15:10   7c2b2a    2:1
  test         0  5.0 GB  0.0 MB  4.7 GB 2014-04-02 15:10   7c2b2b    2:1

root at test006:~# dog node info
Id      Size    Used    Avail   Use%
 0      220 GB  5.0 GB  215 GB    2%
 1      425 GB  5.0 GB  420 GB    1%
 2      470 GB  5.0 GB  465 GB    1%
Total   1.1 TB  15 GB   1.1 TB    1%
Total virtual image size        5.0 GB

root at test006:~# for n in $(seq 1 6); do dog vdi delete -s $n test; done

root at test006:~# dog vdi list
  Name        Id    Size    Used  Shared    Creation time   VDI id  Copies  Tag
  test         0  5.0 GB  0.0 MB  4.7 GB 2014-04-02 15:10   7c2b2b    2:1

root at test006:~# dog node info
Id      Size    Used    Avail   Use%
 0      219 GB  7.1 GB  212 GB    3%
 1      424 GB  2.4 GB  422 GB    0%
 2      468 GB  7.1 GB  461 GB    1%
Total   1.1 TB  17 GB   1.1 TB    1%
Total virtual image size        5.0 GB

root at test006:~# dog vdi delete test

root at test006:~# dog node info
Id      Size    Used    Avail   Use%
 0      217 GB  354 MB  217 GB    0%
 1      423 GB  90 MB   423 GB    0%
 2      467 GB  354 MB  467 GB    0%
Total   1.1 TB  799 MB  1.1 TB    0%
Total virtual image size        0.0 MB