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From Jeff Trawick <traw...@gmail.com>
Subject Re: mpm worker/mpm event: Revert an old (~10yr) change to the fd Q
Date Fri, 29 Apr 2011 17:14:42 GMT
On Fri, Apr 29, 2011 at 1:04 PM, William A. Rowe Jr.
<wrowe@rowe-clan.net> wrote:
> On 4/29/2011 11:43 AM, David Dabbs wrote:
>> Hello.
>>
>> The first "Patch Proposed To Backport from Trunk" in 2.2.x trunk STATUS is:
>>
>>   * mpm worker/mpm event: Revert an old (~10yr) change to the fd Q;
>>     move back to FIFO rather than LIFO, for more consistent performance
>>     so that older requests don't suffer
>>     Trunk patch (applies for worker):
>> http://svn.apache.org/viewvc?view=revision&revision=1064269
>>     2.2.x patch (for event):
>> http://people.apache.org/~igalic/patches/event-mpm-fdqueue.patch
>>
>> I'd like to put in a vote for this to be applied to 2.2.x (2.2.18).
>> We think we're seeing performance anomalies similar to those referenced in
>> the
>> discussion threads regarding these patches.
>
> Which is to say; this patch *resolves* those anomalies for you under normal
> operations?  Please clarify, thanks!

yeah, that would be good to hear

this thread also has some testing results:
http://www.gossamer-threads.com/lists/apache/dev/394907

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