My suggestion of moving your php infrastructure outside of the Apache was 
partially since it’s an overall better/safer architecture, and partially to 
bisect a likely cause of your problem.  Now that you have completely removed 
mod_php from httpd, you know for a fact your crash is not PHP related.

I admit that I don’t quite understand what you mean by your problem 
description.  As virtual hosts don’t run, they can’t crash.  I suspect 
something else is going on with your configuration, but only a small subset was 
provided.  Any chance you could narrow it down to a minimal configuration set 
that triggers this problem (perhaps try removing all other vhosts, confirm you 
can reproduce the behavior, take out all modules you don’t need for the reduced 
set, and confirm the problem persists), provide an exact description of what’s 
happening symptom-wise, and then supply a complete copy of your configuration?  
Something might stand out.

Depending on the failure mode you have, you might be able to get a core dump, 
run in single-threaded debug mode, etc.  If you actually have to debug a 
multi-threaded process, I’m definitely not the right person to ask (only 
written three modules back in the 2.0/2.2 era, and struggling myself with 
memory leaks in a third-party module).


Rick Houser
Web Administration

From: James Duffy [mailto:eastcor...@ymail.com.INVALID]
Sent: Friday, June 03, 2016 16:58
To: users@httpd.apache.org
Subject: Re: [users@httpd] Apache Virtualhost Crashing in OpenBSD

Hi there Rick,

I recompiled php to run as an fpm daemon. Got it all running using the 
fpm-server and after a few hours Apache vitrualhost has crashed again. Though I 
welcomed your suggestion to get me out of a fix (which sadly didn't work) it is 
not a good thing if Apache can be crashed in the first place.

Restarting Apache clears the problem until it falls over again.

How do I progress this? Is there a way of taking a snapshot of Apache in its 
crashed state to send to the developers?

Thanks

On Wednesday, 1 June 2016, 14:21, "Houser, Rick" 
<rick.hou...@jackson.com<mailto:rick.hou...@jackson.com>> wrote:

Have you tried php-fpm?  That lets you isolate the php code from the apache 
process and avoid all the thread compatibility issues, memory leaks, etc. from 
php, yet still run moderm mpms like worker or event.

Rick Houser
Web Administration

From: James Duffy [mailto:eastcor...@ymail.com.INVALID]
Sent: Wednesday, June 01, 2016 07:47
To: users@httpd.apache.org<mailto:users@httpd.apache.org>
Subject: [users@httpd] Apache Virtualhost Crashing in OpenBSD

Hi there,

I am running the latest OpenBSD v5.9 and the official Apache package has a 
problem where all defined virtualhosts crash after a short period of time -  
normally when the server comes under load. So I compiled the latest version 
2.4.20 and this still does the same. I have changed very little of the default 
config. I am running php if this makes any difference though I assume it is 
still an Apache bug if php can crash it like this. Once the virtualhost has 
crashed all requests default to the htdocs folder.

My virtualhost config looks like this - though as it works for a while I don't 
see this being a config error as such.

<VirtualHost 10.254.254.254:80>
ServerAdmin webmas...@test.blah.net<mailto:webmas...@test.blah.net>
DocumentRoot /var/www/www_test
ServerName test.blah.net
ErrorLog logs/www_test-error_log
CustomLog logs/www_test-access_log common
<Directory />
Order Deny,Allow
Require all granted
Deny from all
                Allow from 10.0.0.0/8
Allow from 193.105.253.0/24
</Directory>
</VirtualHost>

Any help or comments appreciated.

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