RE: [cobalt-users] RAQ4 slowing down with high processor load.

[Arthur Sherman <arturs@xxxxxxxxxxxxxxxx>]

I would like to get full details. And thank you very much.

Arthur Sherman
 
ComPros Team
 

> -----Original Message-----
> From: cobalt-users-admin@xxxxxxxxxxxxxxx 
> [mailto:cobalt-users-admin@xxxxxxxxxxxxxxx] On Behalf Of Lauchlin
> Sent: Monday, February 02, 2004 10:44
> To: cobalt-users@xxxxxxxxxxxxxxx
> Subject: Re: [cobalt-users] RAQ4 slowing down with high 
> processor load.
> 
> parseReport.pl is the script that creates the stats the the 
> admin interface.  If you set the size of virtual website 
> really big (our home site is 15GB) log rotate won't rotate 
> the logs until they are 10% of the size of the sites quota.  
> This means that after a few years of operation you could 
> potential have some really really big logs, which of course 
> start to be a problem with parseReport.pl.  The solution I 
> fond was to modify the way logrotate and the parseReport.pl 
> work by first reducing the size that logrotate uses down to 
> 1% or something similarly small then secondly deleting a few 
> lines in parseReport.pl that create the internal admin 
> statistics.  I can post more details if you wish but maybe 
> that will head you on the correct track.
> 
> Cheers,
> 
> Lauchlin
> 
> 
> On 02/02/2004, at 10:10 AM, Neil James wrote:
> 
> > Hi
> >
> > we have a RAQ4 128MB which in the last few weeks has been giving 
> > problems.
> > It's a standard machine except we have webalizer installed. Nothing 
> > new has been installed or patched recently.  The box has 
> been running 
> > fine for almost 3 years.
> >
> > It only has about 10 active sites which get 300-400 
> visitors a day at 
> > most although we did have one quite busy site (>6000 
> visitors per day) 
> > which I moved to a server of it's own about a week ago.
> >
> > We've started getting daily error messages (timed > 0400) 
> that it was 
> > very low on memory. Sometimes we'd get 'postgresql server is not 
> > responding'.
> > Eventually we would get a message that the processor load was very 
> > high.
> >
> > Going to the control panel would bring up the left frame 
> but 'internal 
> > server error'
> > messages for the main and status frames. Rebooting it 
> cleared it but 
> > after a while I did notice that we were not getting access 
> stats since 
> > the problem started.
> >
> > We also had error messages like this:
> >
> > errors occured while rotating /var/log/httpd/access
> >
> > Out of memory!
> > Callback called exit at /usr/local/sbin/split_logs line 7.
> > END failed--cleanup aborted at /usr/local/sbin/split_logs line 48.
> > Callback called exit at /usr/local/sbin/split_logs line 48.
> > END failed--cleanup aborted at /usr/local/sbin/split_logs line 31.
> > Callback called exit at /usr/local/sbin/split_logs line 31.
> > END failed--cleanup aborted at /usr/local/sbin/split_logs line 58.
> > Callback called exit at /usr/local/sbin/split_logs line 58.
> > BEGIN failed--compilation aborted at 
> /usr/local/sbin/split_logs line 7.
> > error running prerotate script -- leaving old log in place
> >
> > The host company tech support suggested running a daily 
> script to rm 
> > web.cache files from all sites, which didn't help. I tried deleting 
> > access logs too but no change.
> >
> > Running top showed a process called parseReport.pl using  
> (typically) 
> > 168M of memory that had been running for 13 hours! I'm not 
> sure what 
> > this process is but think it might be associated with webalizer.
> >
> > Can anyone tell me if this process is webalizer and if so what is 
> > causing it to choke? Is it a build up of log sizes somewhere?
> >
> > If so how do I reduce the size? Even more important how do 
> I find them?
> >
> > My expertise is limited to running the Cobalt control panel so any 
> > pointers would be much appreciated.
> >
> > Thanks in advance
> >
> > Neil
> >
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> >
> --
> Lauchlin Wilkinson, BComp
> Technical Manager
> Internet Tasmania Pty. Ltd.
> 
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