[Users] VSDM´s logrotate makes Hosts fill up var eventually
Karli Sjöberg
Karli.Sjoberg at slu.se
Fri Jan 10 07:45:09 EST 2014
On Fri, 2014-01-10 at 12:23 +0000, Dan Kenigsberg wrote:
> On Thu, Jan 09, 2014 at 05:01:12PM +0000, Karli Sjöberg wrote:
> > > >
> > > > And the rotate policy says:
> > > > /etc/logrotate.d/libvirtd
> > > > ## beginning of configuration section by vdsm
> > > > /var/log/libvirt/libvirtd.log {
> > > > rotate 100
> > > > missingok
> > > > copytruncate
> > > > size 15M
> > > > compress
> > > > compresscmd /usr/bin/xz
> > > > uncompresscmd /usr/bin/unxz
> > > > compressext .xz
> > > > }
> > > >
> > > > Now, I just handled it by changing "100" to "1000" but I think that a
> >
> > I do not understand this issue, Karli. After 100 log files have been
> > created, the oldest one should have been removed and replaced by the
> > newest one. logrotate is expected to be called every 15 minutes, so it
> > should not have stayed above 15M for so long. Do you see any error when
> > running `/usr/sbin/logrotate /etc/logrotate.d/libvirtd` as root?
> >
> > What the funk, it doesn´t do anything, complains nothing like it´s done what it´s supposed to, and no errors in "/var/log/messages" either...
> >
> > Oh, and here´s the output:
> > # du -h /var/log/libvirtd.log
> > 1.1G /var/log/libvirtd.log
> > # /usr/sbin/logrotate -d -v /etc/logrotate.d/libvirtd
> > reading config file /etc/logrotate.d/libvirtd
> > reading config info for /var/log/libvirt/libvirtd.log
> > compress_prog is now /usr/bin/xz
> > uncompress_prog is now /usr/bin/unxz
> > compress_ext is now .xz
> >
> > Handling 1 logs
> >
> > rotating pattern: /var/log/libvirt/libvirtd.log 15728640 bytes (1000 rotations)
> > empty log files are rotated, old logs are removed
> > considering log /var/log/libvirt/libvirtd.log
> > log does not need rotating
> >
> > Really, are you sure about that?
> >
> > /K
>
> I really do not know what to say - it seems like an awkward logrotate
> bug. Maybe if you play with arguments a bit (avoid compression? change
> size?) it could be convinced to work. Otherwise it sounds like gdb
> time...
>
Ah man, now I see it, it´s not rotating the right file, look:
# grep libvirtd /etc/logrotate.d/libvirtd
/var/log/libvirt/libvirtd.log {
# grep libvirtd.log /etc/libvirt/libvirtd.conf
log_outputs="1:file:/var/log/libvirtd.log"
Bug?
--
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Karli Sjöberg
Swedish University of Agricultural Sciences Box 7079 (Visiting Address
Kronåsvägen 8)
S-750 07 Uppsala, Sweden
Phone: +46-(0)18-67 15 66
karli.sjoberg at slu.se
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