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From olli hauer <oha...@gmx.de>
Subject Re: svn commit: r1732275 - in /httpd/httpd/branches/2.4.x: ./ include/ap_mmn.h include/http_connection.h include/scoreboard.h modules/generators/mod_status.c modules/ssl/ssl_engine_kernel.c server/connection.c server/mpm/event/event.c server/scoreboard.c
Date Thu, 14 Apr 2016 20:05:53 GMT
On 2016-04-14 21:48, Yann Ylavic wrote:
> On Thu, Apr 14, 2016 at 9:40 PM, olli hauer <ohauer@gmx.de> wrote:
>> I've done a quick test with
>>  $ ab -n 10000 -c 100 $host/$url
>>
>> During the test the count of idle worker are incrementing and decrementing but it
ab has finished the requests the count of idle workers stays on the last highest count ...
> 
> This looks normal to me, did the bahaviour changed w.r.t. 2.4.19?
> 
> When the stress is running, the number of idlers (workers that do
> nothing) fluctuates, according to the number of connections/requests
> and children created to sustain the load.
> 
> When the load stops, the number of idlers increases, and won't
> decrease unless MaxSpareThreads is reached (i.e. children are stopped,
> each releasing ThreadsPerChild idlers).
> 

Ah, OK this will explain the numbers.
Unluckily I haven't looked to scoreboard with 2.4.19, but give me some minutes ...

-- 
olli

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