Kernel: Out of Memory: Killed process 5524 (httpd)

[Jonathan Bartlett]

How big is your average httpd process?  What language modules have you
included?

Jon

On Tue, 1 Jun 2004, Jay Berryman wrote:

> There is 500MB of memory and 2GB of swap.  Here is an output from top
> showing the other info.
>
>  15:21:53  up 14:07,  1 user,  load average: 0.53, 0.35, 0.30
> 117 processes: 116 sleeping, 1 running, 0 zombie, 0 stopped
> CPU0 states:   0.0% user   1.0% system    0.0% nice   0.0% iowait  98.4%
> idle
> CPU1 states:   0.0% user   0.1% system    0.0% nice   0.0% iowait  99.4%
> idle
> Mem:   513172k av,  500900k used,   12272k free,       0k shrd,  148244k
> buff
>                     308452k actv,      32k in_d,    7824k in_c
> Swap: 2096252k av,    2812k used, 2093440k free                  198312k
> cached
>
>
> On Tue, 2004-06-01 at 15:20, Jonathan Bartlett wrote:
>
> > How much memory do you have?  How many processes other than HTTPD are
> > running and how much memory are they taking up?
> >
> > Jon
> >
> > On Tue, 1 Jun 2004, Jay Berryman wrote:
> >
> > > Here is part of my httpd.conf file that lists what those values are.  If
> > > they are ste to high, what is a good number to set them to?
> > >
> > >
> > >
> > >
> > > > <IfModule prefork.c>
> > > > StartServers       8
> > > > MinSpareServers    5
> > > > MaxSpareServers   20
> > > > MaxClients       150
> > > > MaxRequestsPerChild  1000
> > > > </IfModule>
> > >
> > >
> > >
> > > > <IfModule worker.c>
> > > > StartServers         2
> > > > MaxClients         150
> > > > MinSpareThreads     25
> > > > MaxSpareThreads     75
> > > > ThreadsPerChild     25
> > > > MaxRequestsPerChild  0
> > > > </IfModule>
> > >
> > >
> > >
> > > > <IfModule perchild.c>
> > > > NumServers           5
> > > > StartThreads         5
> > > > MinSpareThreads      5
> > > > MaxSpareThreads     10
> > > > MaxThreadsPerChild  20
> > > > MaxRequestsPerChild  0
> > > > </IfModule>
> > >
> > >
> > >
> > >
> > > On Tue, 2004-06-01 at 15:00, Jonathan Bartlett wrote:
> > >
> > > > My gues is that you have MaxClients set way too high.
> > > >
> > > > Jon
> > > >
> > > > On Tue, 1 Jun 2004, Jay Berryman wrote:
> > > >
> > > > > I have been seeing the following error messages in /var/log/messages
> > > > > every couple of days.
> > > > >
> > > > > kernel: Out of Memory: Killed process 5524 (httpd)
> > > > >
> > > > >  These type of messages continue on through the log until the server
> > > > > crashes.  I believe it is a memory leak in apache, but I have no idea
> > > > > what is causing it.  I am currently running RedHat 9.0 on kernel
> > > > > 2.4.20-8smp with apache version 2.0.40.   The server is completly up to
> > > > > date with the latest redhat bugfixes and errata.  Any help on this issue
> > > > > would be greatly apreciated.  Thanks.
> > > > >
> > > > > --
> > > > > Jay Berryman
> > > > > Systems Engineer, RHCT
> > > > >
> > > > >
> > > > > --
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> > > > >
> > >
> > > --
> > > Jay Berryman
> > > Systems Engineer, RHCT
> > >
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>
> --
> Jay Berryman
> Systems Engineer, RHCT
>
> This message and any attachments are intended only for the use of the
> addressee and may contain information that is privileged and
> confidential.  If the reader of the message is not the intended
> recipient, or the authorized agent of the intended recipient, you are
> hereby notified that any dissemination of this communication is strictly
> prohibited.  If you have received this communication in error, please
> notify SITEL immediately by telephone at 402.963.6001 and delete the
> message and any attachments from your system.  Thank you for your
> cooperation.
>