do you have MyISAM or InnoDB in your openx tables? Perhaps your high cpu usage corresponds to oa_data_raw_ad_impression being locked by the cleanup script and mysql queries being queued.
2009/2/25 Antonio <[email protected]> > Hi all, > > this is my first post to this mailing list, I've just installed > cherokee under a production enviorenment and it work great with very > low memory usage compared to apache2 prefork + mod_php. The same setup > with apache get near 1.5G, memory with cherokee plus fcgi it take only > 160M !!, really great! The server is for openx with a high load. > > I have only find two problems, one of them a minor one but the other > one a littel more difficult to resolve. > > - First the easy one: its seem that with fcgi php don't set PHP_SELF > correctly and duplicate the url path to script: example: > > URI: /aplicacion/index.php > PHP_SELF: /aplicacion/aplicacion/index.php > > In my setup with openx this is not a problem but may cause problems > with other phpscripts. Is this a problem related to cherokee or to > php ? Searching in google I've seem similar problems with other webs > servers and php developers point the problem to the webserver. > > - Now the difficult one, HIGH CPU usage: openx have a maintenance > script that run in a cron jobs, I have it setup to be executed once > per hour. It's executed from cli and it's a very intensive script with > a high load to database (mysql) this is ok, but when this happen > cherokee get full cpu usage... ?? I think its a problem with > communication with php fcgi, under high database load, mysql didn't > respond enough fast and slow php5 cgi response, but cherokee is > getting a lot petitions and can't get response from php fcgi... may be > this the problem ? Under normal load all is ok. Apache with mod_php > didn't have this problem. Any sugestion ? > > I forget, my setup is a debian lenny into a linux-vserver with > cherokee from debian sid. > > Finally, thanks. Cherokee seem a great web server. > Regards. > > Antonio. > > _______________________________________________ > Cherokee mailing list > [email protected] > http://lists.octality.com/listinfo/cherokee >
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