Hi Okajima,

I see a lot of exhausted memory messages around the aufs VDIR messages.

Read is done from: /var/www/static/media/catalog (aufs mount)
Upload is done to: /data/app/shared-testing/var/media/catalog (rw layer 
of aufs)

/etc/fstab:
none /var/www/static/media/catalog aufs 
dirs=/data/app/shared-testing/var/media/catalog=rw:/mnt/static/exports/media/catalog=ro
 
0 0

Regards - Willi


Am 29.01.2014 15:25, schrieb sf...@users.sourceforge.net:
> Hello Willi,
>
> Willi Fehler:
>> After uploading a file (correctly written to the rw layer) it looks like =
>>
>> the file is not available for read via aufs.
>> A remount solve the issue for a while, afterwards it appears again.
> If "written to the rw layer" means "by-passing aufs", then it is an
> expected behaviour.
> I'd suggest you to read "man aufs", espcially ".SH User's Direct Branch
> Access (UDBA)"
>
>
>> I found many AUFS-errors when I run dmesg | grep aufs.
>>
>> [3966598.592325]  [<ffffffffa00cd99e>] ? reopen_dir+0x0/0x110 [aufs]
>> [3966598.592332]  [<ffffffffa00cde45>] ? aufs_readdir+0xda/0x173 [aufs]
>> [4053034.849350]  [<ffffffffa00cefd7>] ? au_vdir_init+0x38d/0x4de [aufs]
>       :::
>
> I guess it was due to the exhausted memory.
> Can you see several out of memory messages around the aufs VDIR msg?
>
>
> J. R. Okajima

-- 
Willi Fehler


Home24 GmbH  |  Greifswalderstraße 212-213  | 10405 Berlin  |  Deutschland
mail: willi.feh...@home24.de

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