Re: [Moosefs-users] how to increase speed of remove snapshot ?

[Michał B. <mic...@ge...>]

Hi MarlboroMoo!

Thank you for the suggestion. We will think about a solution for quick
snapshots removal.


Kind regards
Michał Borychowski 
MooseFS Support Manager



> -----Original Message-----
> From: MarlboroMoo [mailto:mar...@gm...]
> Sent: Wednesday, April 28, 2010 12:55 PM
> To: moo...@li...
> Subject: [Moosefs-users] how to increase speed of remove snapshot ?
> 
> Hi there !
> 
> i have about 5,000,000 files , and take about 5 second to make
> snapshot (via mfsmakesnapshot).
> but if i want to remove these snapshot ( rm -rf ), it take a very long
time !
> i need to take snapshot every hour , and keep the last three day.
> 
> a directory structure like below:
> =========================
> Snapshot-Dir/
>                     |-- 201004260100/
>                     |-- 201004260200/
>                     |--          .
>                     |--          .
>                     |-- 201004280100/
> =========================
> 
> if i want to remove the snapshot "201004260100" and create new one
> "201004280200"
> my solution is:
> 1) rename the directory "201004260100" to "201004280200" (mv
> 201004260100 201004280200)
> 2) make a new snapshot to override it. (mfsmakesnapshot
> /path/to/source /path/to/201004280200 )
> 
> maybe we can have a command: mfsrmsnapshot to do this job
> cheer !
> --
> Marlboromoo
> 
>
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