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From Greg Ames <>
Subject Re: security check output (fwd)
Date Tue, 29 Jan 2002 19:07:25 GMT
Brian Behlendorf wrote:
> Hmm, this "file table full" problem is worrisome.  I'm looking at it right
> now, but I'm logged in from Paris at $10/hour and don't want to spend too
> long on it.  I'm looking at it with "lsof -n" as well as looking through
> /var/log/messages to determine what might be leaking fd's.  The only idea
> I have right now is that it looks like each apache child has a separate fd
> to each module in /usr/local/apache2_0_28, which adds up to a lot (30
> modules, 450 child procs = 13,500?)

ooops, I see what you mean about an fd per module per child.  That bites big
time.  I'm very surprised to see them.

httpd   97082 nobody  txt   VREG  13,131072    114273  684290
httpd   97082 nobody  txt   VREG  13,131072     97082  684314
httpd   97082 nobody  txt   VREG  13,131072     52172  684328
httpd   97082 nobody  txt   VREG  13,131072     49046  684316

We're running with MaxClients 600 now, so the worst case is worse than you
stated above.  However the average will be less (315 last time I checked, and
that's high).  Since we lost the parent yesterday that may have aggravated the
situation since I believe the dead children became zombies.  Will Rowe pointed
out that there was an Apache 1.3 release very recently which should drive up


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