Re: [users@httpd] Denial of Service due to multiplication of httpd running

2012-05-24 Thread Bill Unruh
On Thu, 24 May 2012, Pete Houston wrote: A dozen or so idle processes is perfectly normal for prefork (which you are clearly running, BTW). Only worry about this if there are a consistently high number of idle processes (say 30 or more for a lightly loaded server) in which case you can tune the

Re: [users@httpd] Denial of Service due to multiplication of httpd running

2012-05-24 Thread Pete Houston
A dozen or so idle processes is perfectly normal for prefork (which you are clearly running, BTW). Only worry about this if there are a consistently high number of idle processes (say 30 or more for a lightly loaded server) in which case you can tune the value of MaxSpareServers to suit. Have a re

Re: [users@httpd] Denial of Service due to multiplication of httpd running

2012-05-24 Thread Bill Unruh
I was too quick to cry ignorance. I have now gotten mod_status working and here is the output. For some bizarre reason the number of servers is multiplying 68.58.140.236 was downloading another page with lots of pictures on it. (http://axion.physics.ubc.ca/titanic/-- axion is an ancient pseudonym

Re: [users@httpd] Denial of Service due to multiplication of httpd running

2012-05-24 Thread Bill Unruh
On Thu, 24 May 2012, Pete Houston wrote: On Wed, May 23, 2012 at 07:47:37PM -0700, Bill Unruh wrote: But this is clearly a horrible kludge. Is there any way I can figure out what is triggering these versions of httpd to be piling up? Since you've looked at the logs and not found anything ther

Re: [users@httpd] Denial of Service due to multiplication of httpd running

2012-05-24 Thread Pete Houston
On Wed, May 23, 2012 at 07:47:37PM -0700, Bill Unruh wrote: > But this is clearly a horrible kludge. Is there any way I can figure > out what is triggering these versions of httpd > to be piling up? Since you've looked at the logs and not found anything there (or at least eliminated what problems

Re: [users@httpd] Denial of Service due to multiplication of httpd running

2012-05-23 Thread Bill Unruh
On Tue, 22 May 2012, Bill Unruh wrote: Madriva 2010.2 running httpd apache 2.2.22 I am having trouble with httpd requests staying active and multiplying. I just came off having 160 versions of httpd running and completely slowing down the system. I upgraded to 2.2.22 and it still happens (it

Re: [users@httpd] Denial of Service due to multiplication of httpd running

2012-05-22 Thread Bill Unruh
Aha-- under "www.emergentgravity.org" I do have an aggregator apparently. (Just tried it and I do get a whole bunch of news items.) so this must be what is giving those strange "GET" entries. (This site was set up by someone else and thus my knowledge of what it does is pretty sketchy.) On Tu

Re: [users@httpd] Denial of Service due to multiplication of httpd running

2012-05-22 Thread Bill Unruh
On Tue, 22 May 2012, William A. Rowe Jr. wrote: On 5/22/2012 6:00 PM, Bill Unruh wrote: On Tue, 22 May 2012, William A. Rowe Jr. wrote: On 5/22/2012 12:02 PM, Bill Unruh wrote: At that time in the access_log I have a whole bunch of entries like ::1 - - [22/May/2012:09:34:22 -0700] "OPTIONS

Re: [users@httpd] Denial of Service due to multiplication of httpd running

2012-05-22 Thread William A. Rowe Jr.
On 5/22/2012 6:00 PM, Bill Unruh wrote: > On Tue, 22 May 2012, William A. Rowe Jr. wrote: > >> On 5/22/2012 12:02 PM, Bill Unruh wrote: >> >>> At that time in the access_log I have a whole bunch of entries like >>> ::1 - - [22/May/2012:09:34:22 -0700] "OPTIONS * HTTP/1.0" 200 - "-" >>> "Apache/2.

Re: [users@httpd] Denial of Service due to multiplication of httpd running

2012-05-22 Thread Bill Unruh
On Tue, 22 May 2012, William A. Rowe Jr. wrote: On 5/22/2012 12:02 PM, Bill Unruh wrote: Eg, here is one entry from the ps auxww list apache 18137 0.0 0.5 26844 5744 ?S09:34 0:00 /usr/sbin/httpd -f /etc/httpd/conf/httpd.conf -DAPACHE2 -DHAVE_PERL -DHAVE_PHP5 -DHAVE_ACTIO

Re: [users@httpd] Denial of Service due to multiplication of httpd running

2012-05-22 Thread William A. Rowe Jr.
On 5/22/2012 12:02 PM, Bill Unruh wrote: > > Eg, here is one entry from the ps auxww list > > apache 18137 0.0 0.5 26844 5744 ?S09:34 0:00 > /usr/sbin/httpd -f > /etc/httpd/conf/httpd.conf -DAPACHE2 -DHAVE_PERL -DHAVE_PHP5 -DHAVE_ACTIONS > -DHAVE_ALIAS > -DHAVE_ASIS -DHAVE_

[users@httpd] Denial of Service due to multiplication of httpd running

2012-05-22 Thread Bill Unruh
Madriva 2010.2 running httpd apache 2.2.22 I am having trouble with httpd requests staying active and multiplying. I just came off having 160 versions of httpd running and completely slowing down the system. I upgraded to 2.2.22 and it still happens (it went from the normal 10 servers running