Re: Fwd: [Bug 62590] performance drop after moving from apache 2.2 to apache 2.4

2018-08-29 Thread Ruediger Pluem
On 08/29/2018 10:49 AM, Christophe Jaillet wrote: > Ok, it is trickier than I thought. > > On 2018/08/29 07:55:04, Ruediger Pluem wrote: >> >> 2. As the error handling is a stack I think it is a valid use case for >> another consumer of openssl to check for the >>error later and not dire

Re: Fwd: [Bug 62590] performance drop after moving from apache 2.2 to apache 2.4

2018-08-29 Thread Christophe Jaillet
Ok, it is trickier than I thought. On 2018/08/29 07:55:04, Ruediger Pluem wrote: > > 2. As the error handling is a stack I think it is a valid use case for > another consumer of openssl to check for the >error later and not directly like e.g. with errno. > but in this case, haven't we al

Re: [Bug 62590] performance drop after moving from apache 2.2 to apache 2.4

2018-08-29 Thread Stefan Eissing
Just for interest ran my h2 load tests on trunk/2.4.x unpatched and with commenting ERR_clear_error(); in ssl_engine_io.c On my Mac I see no differences, really. trunk used openssl 1.0.2o and 2.4.x had 1.0.2l: > h2load -i gen/load-urls-1.txt -n 20 -t 4 -m 100 -c trunk raw, 128 clients:

Re: Fwd: [Bug 62590] performance drop after moving from apache 2.2 to apache 2.4

2018-08-29 Thread Ruediger Pluem
On 08/29/2018 09:37 AM, Christophe Jaillet wrote: > Pure speculation: > > Actually we ERR_clear_error unconditionally so that in case of error, we can > safely call SSL_get_error. > > Doc says: > << >> > ERR_get_error() returns the earliest error code from the thread's error q

Re: Fwd: [Bug 62590] performance drop after moving from apache 2.2 to apache 2.4

2018-08-29 Thread Christophe Jaillet
nvl005 (be patient) > >> Completed 20 requests > >> Completed 40 requests > >> Completed 60 requests > >> Completed 80 requests > >> Completed 100 requests > >> Completed 120 requests > >> Completed 140 requests >

Re: Fwd: [Bug 62590] performance drop after moving from apache 2.2 to apache 2.4

2018-08-29 Thread Ruediger Pluem
t; Completed 180 requests >> Completed 200 requests >> Finished 200 requests >> >> >> Connection Times (ms) >> min mean[+/-sd] median max >> Connect: 0 0 2.1 0 208 >> Processing: 0 17 20.3 1

Re: Fwd: [Bug 62590] performance drop after moving from apache 2.2 to apache 2.4

2018-08-29 Thread Ruediger Pluem
otal: 0 17 20.4 10 285 > > Percentage of the requests served within a certain time (ms) > 50% 10 > 66% 16 > 75% 23 > 80% 28 > 90% 44 > 95% 59 > 98% 79 > 99% 94 > 100%285 (longest request) > >

Re: Fwd: [Bug 62590] performance drop after moving from apache 2.2 to apache 2.4

2018-08-28 Thread Helmut K. C. Tessarek
Hello, On 2018-08-28 10:54, William A Rowe Jr wrote: > As we unwind various regressions and breakage, one non-lethal but > somewhat horrid report stands out. Eric correctly tied it to the patch > applied for https://bz.apache.org/bugzilla/show_bug.cgi?id=62590 in the > 2.4.24 timeframe. I'd like

Fwd: [Bug 62590] performance drop after moving from apache 2.2 to apache 2.4

2018-08-28 Thread William A Rowe Jr
-- Forwarded message -- From: Date: Mon, Aug 27, 2018 at 9:11 AM Subject: [Bug 62590] performance drop after moving from apache 2.2 to apache 2.4 To: b...@httpd.apache.org https://bz.apache.org/bugzilla/show_bug.cgi?id=62590 --- Comment #1 from paolo --- After some debug-session I fou