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154
votes
2answers
70k views

How do I select which Apache MPM to use?

I'm a little confused between the different MPMs offered by Apache - 'worker', 'event', 'prefork', etc. What are the major differences between them, and how can I decide which one will be best for a ...
6
votes
2answers
2k views

worker MPM and PHP

I read a lot of posts saying I should't use worker MPM with PHP. My question is whether this is still valid or could it be that working with the worker MPM is not recommended. The reason I ask ...
1
vote
3answers
5k views

What could cause apache2 to not run index.php files through PHP FastCGI handler?

I'm trying to run PHP using FastCGI (mod-fcgid) under apache 2 with the worker MPM. I've used this blog post as a reference. It seems I've got everything working except one thing: When apache serves ...
0
votes
1answer
5k views

Error enabling MPM Worker

I am struggling to enable MPM Worker I uncommented #HTTPD=/usr/sbin/httpd.worker in /etc/sysconfig/httpd and restarted Apache but I am receiving these error: Starting httpd: httpd.worker: Syntax ...
0
votes
1answer
1k views

List of PHP modules that are thread safe

I'd like to try running Apache in a threaded MPM with mod_php. Does anyone have a list of PHP modules that are thread safe so I can tell if its going to be safe to do or not?
0
votes
1answer
449 views

Apache and mod_wsgi, worker process stuck to W state, request never dies. How to diagnose?

I am running Apache 2.2 with mod_wsgi, Python 2.7 and mpm_worker. Occassionally, one of the worker processes gets stuck and all of it threads stop in writing state (as demostrated in the screenshot ...