lkml.org 
[lkml]   [2020]   [Nov]   [24]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [Intel-gfx] [drm/i915/gem] 59dd13ad31: phoronix-test-suite.jxrendermark.RadialGradientPaint.1024x1024.operations_per_second -54.0% regression
From
Date
Quoting Oliver Sang (2020-11-19 07:20:18)
> On Fri, Nov 13, 2020 at 04:27:13PM +0200, Joonas Lahtinen wrote:
> > Hi,
> >
> > Could you add intel-gfx@lists.freedesktop.org into reports going
> > forward.
> >
> > Quoting kernel test robot (2020-11-11 17:58:11)
> > >
> > > Greeting,
> > >
> > > FYI, we noticed a -54.0% regression of phoronix-test-suite.jxrendermark.RadialGradientPaint.1024x1024.operations_per_second due to commit:
> >
> > How many runs are there on the bad version to ensure the bisect is
> > repeatable?
>
> test 4 times.
> zxing@inn:/result/phoronix-test-suite/performance-true-Radial_Gradient_Paint-1024x1024-jxrendermark-1.2.4-ucode=0xd6-monitor=da39a3ee/lkp-cfl-d1/debian-x86_64-phoronix/x86_64-rhel-8.3/gcc-9/59dd13ad310793757e34afa489dd6fc8544fc3da$ grep -r "operations_per_second" */stats.json
> 0/stats.json: "phoronix-test-suite.jxrendermark.RadialGradientPaint.1024x1024.operations_per_second": 4133.487932,
> 1/stats.json: "phoronix-test-suite.jxrendermark.RadialGradientPaint.1024x1024.operations_per_second": 4120.421503,
> 2/stats.json: "phoronix-test-suite.jxrendermark.RadialGradientPaint.1024x1024.operations_per_second": 4188.414835,
> 3/stats.json: "phoronix-test-suite.jxrendermark.RadialGradientPaint.1024x1024.operations_per_second": 4068.549514,

a w/o revert (drm-tip)
b w/ revert
+mB----------------------------------------------------------------------------+
| ..b |
| ..b.aa |
| ....a.a |
| ....a.a |
| b b ........a |
| b b b b......... a |
| b bb bbb........... |
|b ab bbab.bb.b............ba b a a ab a|
| |__A__| |
| |MA_| |
+------------------------------------------------------------------------------+
N Min Max Median Avg Stddev
a 120 3621.8761 7356.4442 4606.7895 4607.9132 156.17693
b 120 2664.0563 6359.9686 4519.5036 4534.4463 95.471121

The patch is not expected to have any impact on the machine you are testing on.
-Chris

\
 
 \ /
  Last update: 2020-11-24 21:48    [W:0.089 / U:0.256 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site