[sheepdog-users] Testing snapshot-object-reclaim

[Valerio Pachera]

2014-03-10 4:01 GMT+01:00 Liu Yuan <namei.unix at gmail.com>:
> Just want to check when remove all the snapshots include base, is all allocated
> space released? This is the bottom line that at least we can reclaim all the
> space.

dog vdi list
  Name        Id    Size    Used  Shared    Creation time   VDI id  Copies  Tag
  test         0   10 GB   72 MB  6.2 GB 2014-03-07 11:35   7c2b2a    2:1

dog node list
  Id   Host:Port         V-Nodes       Zone
   0   192.168.10.4:7000        75   67807424
   1   192.168.10.5:7000        147   84584640
   2   192.168.10.6:7000        162  101361856

dog node info
Id      Size    Used    Avail   Use%
 0      233 GB  5.9 GB  227 GB    2%
 1      452 GB  5.9 GB  446 GB    1%
 2      500 GB  5.9 GB  494 GB    1%
Total   1.2 TB  18 GB   1.1 TB    1%
Total virtual image size        10 GB

dog vdi delete test

dog node info
Id      Size    Used    Avail   Use%
 0      233 GB  2.3 GB  230 GB    0%
 1      452 GB  2.3 GB  450 GB    0%
 2      500 GB  2.3 GB  497 GB    0%
Total   1.2 TB  6.8 GB  1.2 TB    0%
Total virtual image size        0.0 MB


I attach the log (debug level).
It's size is 11M.

2014-03-11 3:08 GMT+01:00 Hitoshi Mitake <mitake.hitoshi at gmail.com>:
> Could you run sheeps with -l level=debug? I think this problem is
> related to discard operation, so I want you to check whether the guest
> OS issued discard requests or not.

I'm going to update sheep and repeat the test.

> BTW, which file system is your guest using?

xfs

Thank you.
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