[mod_python] mod_python or apache scalability?

Martijn Moeling martijn at xs4us.nu
Fri Oct 5 07:14:38 EDT 2007

I have seen similair problems, Are you using MysqlDb?

Kind regards,


On Oct 2, 2007, at 4:16 AM, Graham Dumpleton wrote:

> On 02/10/2007, Alec Matusis <matusis at matusis.com> wrote:
>>> FWIW, I personally would try and move from prefork to worker MPM as
>>> the number of Apache child processes you are running with is to my
>>> mind excessive.
>> I will certainly try that, but not till next week, since it involves
>> recompiling apache.
>> I will upgrade to apache 2.2 and mod_python 3.3.1 at the same  
>> time- I am not
>> sure if they have any performance improvements over 2.0/mod_python  
>> 3.1.4
>> combination.
> Version 3.1.4 of mod_python has various bugs in it which have been
> fixed in 3.3.1, so upgrading would be a good idea anyway. Just make
> sure you test your code on 3.3.1 before hand and specifically take not
> of any issues with finding Python modules as module importer has
> changed in a few subtle ways. See description of
> apache.import_module() in:
>   http://www.modpython.org/live/current/doc-html/pyapi-apmeth.html
> Also, how your configure Apache 2.2 for authentication is a bit
> different if you are using features such as Basic auth, so watch out
> for that as well as that trips up some people, especially if they are
> running their own custom mod_python authenhandler.
> Graham
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