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From "Wee Teck Neo" <slashbo...@msn.com>
Subject Re: [users@httpd] Worker MPM
Date Fri, 31 Oct 2003 12:07:26 GMT
I tried using
AcceptMutex flock

[Sat Nov 01 02:14:26 2003] [notice] Apache/2.0.48 (Unix) configured -- 
resuming normal operations
[Sat Nov 01 02:14:26 2003] [info] Server built: Oct 31 2003 05:58:05
[Sat Nov 01 02:14:26 2003] [debug] worker.c(1733): AcceptMutex: flock 
(default: sysvsem)
[Sat Nov 01 02:14:45 2003] [notice] SIGUSR1 received.  Doing graceful 
restart
[Sat Nov 01 02:14:45 2003] [notice] Apache/2.0.48 (Unix) configured -- 
resuming normal operations
[Sat Nov 01 02:14:45 2003] [info] Server built: Oct 31 2003 05:58:05
[Sat Nov 01 02:14:45 2003] [debug] worker.c(1733): AcceptMutex: flock 
(default: sysvsem)

No errors.

Any difference btween the 2 types of Mutex? Will it affects any performance?


----Original Message Follows----
From: "Wee Teck Neo" <slashboy84@msn.com>
Reply-To: users@httpd.apache.org
To: users@httpd.apache.org
Subject: Re: [users@httpd] Worker MPM
Date: Fri, 31 Oct 2003 09:21:37 +0800

I'm running on RedHat 9

Kernel 2.4.22

[Fri Oct 31 17:24:29 2003] [debug] worker.c(1733): AcceptMutex: sysvsem 
(default: sysvsem)


After giving it a kill -USR1

[Fri Oct 31 17:25:41 2003] [notice] SIGUSR1 received.  Doing graceful 
restart
[Fri Oct 31 17:25:41 2003] [emerg] (22)Invalid argument: 
apr_proc_mutex_unlock failed. Attempting to shutdown process gracefully.
[Fri Oct 31 17:25:41 2003] [notice] Apache/2.0.48 (Unix) PHP/4.3.3 
configured -- resuming normal operations
[Fri Oct 31 17:25:41 2003] [info] Server built: Oct 31 2003 05:58:05
[Fri Oct 31 17:25:41 2003] [debug] worker.c(1733): AcceptMutex: sysvsem 
(default: sysvsem)

Apache 2.0.48

----Original Message Follows----
From: Joshua Slive <joshua@slive.ca>
Reply-To: users@httpd.apache.org
To: users@httpd.apache.org
Subject: Re: [users@httpd] Worker MPM
Date: Thu, 30 Oct 2003 13:55:50 -0500 (Est)


On Thu, 30 Oct 2003, Wee Teck Neo wrote:

 > [Fri Oct 31 06:35:34 2003] [emerg] (22)Invalid argument:
 > apr_proc_mutex_unlock failed. Attempting to shutdown process gracefully.
 >
 > What is causing this error?

You would need to provide more details about exactly when this happens,
what OS you are using, what mutex you are using (see the AcceptMutex
directive), etc.

Joshua.

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