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SubjectRe: [Linux-cachefs] 3.0.3 64-bit Crash running fscache/cachefilesd
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On Thu, Oct 20, 2011 at 1:46 AM, David Howells <dhowells@redhat.com> wrote:
> Mark Moseley <moseleymark@gmail.com> wrote:
>
>> I left the existing cache in place. For a few hours, it was culling
>
> That will be whilst the inode cache was filling, I suspect.
>
>> Is there anything I can do to verify whether the objects are indeed
>> pinned? This is a pretty busy box. The nfs inode cache is quite large
>> (from slabtop):
>
> Hmmm...  Can you get me a dump of /proc/fs/fscache/stats to look at?
>
> The "Objects:" and "Relinqs:" lines are the most interesting.  On the first
> line avl=N shows the number of objects that are in the "available" state -
> ie. are live for caching.
>
> Also, can you do:
>
>        df -i /path/to/cache/partition
>
> to get the number of inodes available and used.


# df /var/cache/fscache/
Filesystem 1K-blocks Used Available Use% Mounted on
/dev/sdb6 29338652 16148968 11699352 58% /var/cache/fscache

# df -i /var/cache/fscache/
Filesystem Inodes IUsed IFree IUse% Mounted on
/dev/sdb6 1864128 339163 1524965 19% /var/cache/fscache
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