more on bogged down server

Rick Stevens rstevens at vitalstream.com
Thu Apr 13 22:11:23 UTC 2006


On Thu, 2006-04-13 at 12:53 -0700, Harold Hallikainen wrote:
> >
> >
> >>
> >>
> >> strace sounds interesting. I'll have to read up on it. Meanwhile, is
> > there
> >> some way to take a pid out of top and see what url(s) httpd is working
> > on?
> >>
> >> Prior to making the trip to Arkansas when this problem first appeared,
> > I
> >> DID do an update to gallery, the photo gallery program. Looking at
> > httpd
> >> logs, I see search engines calling the slideshow, which is pretty
> >> processor intensive. So, I've added gallery to my disallow list in
> >> robots.txt . Also, looking through gallery config last night, I found
> >> there's an option that improves cpu usage by about 90% by only
> > updating
> >> dynamic pages every 15 minutes instead of recreating them on the fly.
> > I'll
> >> see how these two changes help.
> >
> > Gallery - is in gallery2?
> > http://gallery.menalto.com/
> >
> 
> 
> Yes, that's what I'm running, gallery2. I had been running gallery1 for
> years, but it was a pain to update several virtual domains. Gallery2 lets
> me have a single set of code that all the domains use. Some users are
> complaining about the usability of it versus gallery1, but I'm hoping it's
> just learing curve.
> 
> I restarted httpd a few hours ago when the load had gotten up to about 15.
> It's now worked its way up to 3.58. I still see Google asking for stuff
> out of gallery. I guess they haven't read the robots.txt yet.
> 
> lsof looks like a neat utility! Unfortunately, it's not installed on this
> machine. I tried installing it, and it wanted libc.so.6 . I was kind of
> hoping yum would take care of all the dependencies, but I guess not this
> one. So... off hunting for libc.so.6!

It's the glibc RPM, Harold.  You HAVE been updating glibc, right?

----------------------------------------------------------------------
- Rick Stevens, Senior Systems Engineer     rstevens at vitalstream.com -
- VitalStream, Inc.                       http://www.vitalstream.com -
-                                                                    -
-                 Dyslexics of the world: UNTIE!                     -
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