"No space left on device" for temp cache - v1.7.4

[NitrouZ]

What file system do you use for cache? Try using xfs instead ext4. Xfs have
better inode storage than ext4.

On Thursday, September 11, 2014, arraisgabriel <nginx-forum at nginx.us> wrote:

> Thank you very much for the quick response.  It looks like that the cache
> now stores many small files because of the revalidation feature, and
> reached
> the inode storage limit.
>
>
> Maxim Dounin Wrote:
> -------------------------------------------------------
> > Hello!
> >
> > On Thu, Sep 11, 2014 at 10:15:43AM -0400, arraisgabriel wrote:
> >
> > > Hi, recently we noticed that the version 1.7.3 added a feature
> > important to
> > > our infrastructure: "cache revalidation now uses If-None-Match
> > header if
> > > possible.".
> > > So we changed part of our cache to the 1.7.4 version, but something
> > strange
> > > started to happen, at certain point of disk usage nginx started to
> > return
> > > 500 to all requests with this kind of message in the error log:
> > >
> > > [crit] 12908#0: *7209656 open() "/cache/nginx_tmp/0002938835" failed
> > (28: No
> > > space left on device) while reading upstream, client:
> > xxx.xxx.xxx.xxx,
> > > server: , request: "GET http://xxxxxxxx.net/ HTTP/1.1", upstream:
> > > "http://xxx.xx.xxx.xxx:80/", host: "xxxxxxxx.net"
> > >
> > > It looked like that there wasn't enough space in the temporary cache
> > > directory. But running df -h (and after sync && df -h) the result
> > was:
> > >
> > > [user at nginx ~]$ df -h
> > > Filesystem      Size  Used Avail Use% Mounted on
> > > /dev/xvda1      7.8G  2.3G  5.4G  30% /
> > > devtmpfs        3.7G   20K  3.7G   1% /dev
> > > tmpfs              3.7G     0     3.7G   0% /dev/shm
> > > /dev/xvdb        40G   12G   27G  31%  24% /cache
> > > ---------------------------------------- used for cache
> >
> > ENOSPC from open() likely means you've run out of inodes, not disk
> > space.  Try looking into "df -i", it may be helpful.
> >
> > --
> > Maxim Dounin
> > http://nginx.org/
> >
> > _______________________________________________
> > nginx mailing list
> > nginx at nginx.org <javascript:;>
> > http://mailman.nginx.org/mailman/listinfo/nginx
>
> Posted at Nginx Forum:
> http://forum.nginx.org/read.php?2,253185,253192#msg-253192
>
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>


-- 
Sent from iDewangga Device
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