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Posted to users@httpd.apache.org by "Dino B." <my...@gmail.com> on 2014/04/25 20:18:39 UTC

[users@httpd] Apache Processes in Windows

Hi Apache experts,

This is my first post to an Apache group, so please bear with me.  I am
also new to Apache in general.

My understanding is that under windows, there should be only 2 httpd
processes once I start my Apache server (version 2.2).  One parent and one
child.  The child then spawns multiple threads to handle incoming requests.

However, I have seen cases where I had up to 8 or so httpd processes
showing in Windows Task Manager.

I have been using an Apache module acting as server (written in Delphi) to
service request from devices.

Much appreciated
_db_

Re: [users@httpd] Apache Processes in Windows

Posted by Jeff Trawick <tr...@gmail.com>.
On Fri, Apr 25, 2014 at 2:18 PM, Dino B. <my...@gmail.com> wrote:

> Hi Apache experts,
>
> This is my first post to an Apache group, so please bear with me.  I am
> also new to Apache in general.
>
> My understanding is that under windows, there should be only 2 httpd
> processes once I start my Apache server (version 2.2).  One parent and one
> child.  The child then spawns multiple threads to handle incoming requests.
>
> However, I have seen cases where I had up to 8 or so httpd processes
> showing in Windows Task Manager.
>

Are 7 a child of the same parent httpd.exe process?

If you have MaxRequestsPerChild set to non-zero, you can have multiple
children even on Windows, while older processes finish serving lengthy
requests.


>
> I have been using an Apache module acting as server (written in Delphi) to
> service request from devices.
>
>
Its always possible that third-party modules create their own child
processes.

mod_status might show helpful information, but ISTR that httpd 2.2 on
Windows doesn't show the various process ids when there's more than one
child.  I'm not sure.



> Much appreciated
> _db_
>



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