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Atime and btrfs: a bad combination?

Atime and btrfs: a bad combination?

Posted Jun 1, 2012 7:20 UTC (Fri) by ptman (subscriber, #57271)
In reply to: Atime and btrfs: a bad combination? by nestal
Parent article: Atime and btrfs: a bad combination?

That was just for one invocation of grep. Think about losing that much each time you execute grep (or per day that you do that, if using relatime).


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Atime and btrfs: a bad combination?

Posted Jun 1, 2012 9:12 UTC (Fri) by Otus (subscriber, #67685) [Link]

> That was just for one invocation of grep. Think about losing that much
> each time you execute grep (or per day that you do that, if using
> relatime).

That could only happen if you did daily snapshots as well, right?

Otherwise the COW source data should be freed as unreferenced.

Atime and btrfs: a bad combination?

Posted Jun 1, 2012 10:30 UTC (Fri) by cwillu (guest, #67268) [Link]

It's once per snapshot, not once per grep.


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