> Am 09.02.2022 um 22:49 schrieb Graham Leggett <minf...@sharp.fm>:
>
> On 09 Feb 2022, at 17:43, Yann Ylavic <ylavic....@gmail.com> wrote:
>
>> So ab is (appropriately?) reporting errors for kept-alive connections
>> that had to be shutdown earlier than KeepAliveTimeout, although I
>> suspect that it would report the same after the KeepAliveTimeout.
>
> ab has a code path that checks for this case and ignores the closed
> connection, but the test for this was based on whether the current connection
> had keepalive headers - which it could never be, because, the connection
> closed before the headers arrived. I added a check as to whether the
> connection had been kept alive in the past, and now the errors are all gone.
>
> Switching from MacOS to Rawhide (on a very low powered server that is
> designed to save electricity), httpd with your PR ticks along nicely at 10
> 000 concurrent requests. Will try some more testing on a Linux VM on my
> Macbook Pro, it should be quicker.
Nice!
>
> [minfrin@kingdom httpd-trunk]$ /tmp/httpd-trunk/bin/ab -R 10 -n 4096000 -c
> 10000 https://localhost/index.html
> This is ApacheBench, Version 2.3 <$Revision: 1897912 $>
> Copyright 1996 Adam Twiss, Zeus Technology Ltd,
> http://web.archive.org/web/20000304112933/http://www.zeustech.net/
> Licensed to The Apache Software Foundation, http://www.apache.org/
>
> Benchmarking localhost (be patient)
> ^C
>
> Server Software: Apache/2.5.1-dev
> Server Hostname: localhost
> Server Port: 443
> SSL/TLS Protocol: TLSv1.2,ECDHE-RSA-AES256-GCM-SHA384,2048,256
> Server Temp Key: X25519 253 bits
> TLS Server Name: localhost
>
> Document Path: /index.html
> Document Length: 191 bytes
>
> Concurrency Level: 10000
> Concurrency achieved: 10000
> Rampup delay: 10 [ms]
> Time taken for tests: 391.854 seconds
> Complete requests: 136274
> Failed requests: 0
> Total transferred: 58427992 bytes
> HTML transferred: 26074174 bytes
> Requests per second: 347.77 [#/sec] (mean)
> Time per request: 28754.873 [ms] (mean)
> Time per request: 2.875 [ms] (mean, across all concurrent requests)
> Transfer rate: 145.61 [Kbytes/sec] received
>
> Connection Times (ms)
> min mean[+/-sd] median max
> Connect: 16 15427 5534.2 16315 33304
> Processing: 5 8640 2503.2 9722 11456
> Waiting: 1 4313 1306.0 4890 6407
> Total: 21 24067 7782.9 26160 41561
>
> Percentage of the requests served within a certain time (ms)
> 50% 26160
> 66% 26394
> 75% 26633
> 80% 31010
> 90% 31586
> 95% 31837
> 98% 32071
> 99% 32326
> 100% 41561 (longest request)
>
> Regards,
> Graham
> —
>
