[GLLUG] Weird logging behaviour request for suggestions

[Iain Gray]

On 19 December 2013 17:34, Imran Chaudhry <ichaudhry at gmail.com> wrote:

> Hi Iain,
>
> The 6:25am bit made me recall cron.daily which by default is set to
> run at that time - at least on Debian systems.
>


That is a great spot - it must be that, but there is no logrotate for those
logfiles.

Well I have cleared out and set a logrotate now and everything is fine.

Thanks


>
> I'd check the cron stuff again - check /etc/cron.daily for any
> symlinks or other entries that might be doing it. I'd bet that
> Glassfish has put something in there. An idea is to examine the
> package list of everything that comes with the Glassfish package for
> something with cron in the name.
>
> Does glassfish run as a special user or something? Might be worth
> checking the user-specific crontab?
>
> Here is the relevant line in /etc/crontab
>
>   25 6    * * *    root    test -x /usr/sbin/anacron || ( cd / &&
> run-parts --report /etc/cron.daily )
>
> It's odd that the gzips are 0, even an gzip of an empty file comes to
> ~20 bytes. My gut reaction is something with logrotate.
>
>
>
> On 19 December 2013 11:02, Iain Gray <iain.dv at gmail.com> wrote:
> > hi
> >
> > I have a glassfish (2.1.1) server running on ubuntu 12.04 with a bizarre
> > logging behaviour.
> >
> > The logging configuration is set up to log to a location and roll over
> to a
> > new log once the log reaches 20MB. So far so good and this works fine.
> > However There is something that is taking these logs and gzipping old
> ones
> > at 6.25am every morning, but the gzips are all 0 bytes
> >
> > I have gone through logrotate, syslod,  rsyslogd, all crontabs on the
> system
> > and can find nothing that is doing this zip.
> >
> > Does anyone have any suggestions as to 1. why the gzip is 0 and 2. what
> is
> > doing it.
> >
> > Thanks
> >
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>
>
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