[sheepdog-users] Problems with snapshot and cache

Valerio Pachera sirio81 at gmail.com
Wed Jul 17 15:25:46 CEST 2013

2013/7/15 Valerio Pachera <sirio81 at gmail.com>:
> I've been updating sheepdog today.
> Snapshots work fine also with cache enabled.

I have been speaking to early.
It seems to be a timeout problem.
If I have not much date in cache (i.e. 1G), collie snapshot works fine.
If cached data is more (i.e. 6G), it get time out.

root at test004:~# du -sh /mnt/sheep/meta/cache/
8,4G    /mnt/sheep/meta/cache/
root at test004:~# collie vdi snapshot -s lug17_150000 backup_data
root at test004:~# du -sh /mnt/sheep/meta/cache/
7,7G    /mnt/sheep/meta/cache/
root at test004:~# du -sh /mnt/sheep/meta/cache/
18G     /mnt/sheep/meta/cache/
root at test004:~# time collie vdi snapshot -s lug17_151230 backup_data
failed to read from socket: -1, Resource temporarily unavailable
failed to read a response
Failed to write object 80c8d12e00000000

real    3m30.292s
user    0m0.004s
sys     0m0.000s

Jul 17 15:15:36 [gway 19489] push_cache_object(516) failed to push
object Object is read-only
Jul 17 15:15:36 [main] modify_event(150) event info for fd 46 not found

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