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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - [PNV regression] igt/gem_exec_lut_handle takes more than 10 minutes"
href="https://bugs.freedesktop.org/show_bug.cgi?id=87131#c6">Comment # 6</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - [PNV regression] igt/gem_exec_lut_handle takes more than 10 minutes"
href="https://bugs.freedesktop.org/show_bug.cgi?id=87131">bug 87131</a>
from <span class="vcard"><a class="email" href="mailto:yex.tian@intel.com" title="ye.tian <yex.tian@intel.com>"> <span class="fn">ye.tian</span></a>
</span></b>
<pre>Tested on the latest fixed kernel, it takes 13+ minutes.
output:
-------------------
root@x-pnv1:/GFX/Test/Intel_gpu_tools/intel-gpu-tools/tests# time
./gem_exec_lut_handle
IGT-Version: 1.10-g1f6a64e (x86_64) (Linux:
4.0.0-rc6_drm-intel-fixes_840a1c_20150403+ x86_64)
relocation: buffers= 1: old= 12972 + 215.4*reloc, lut= 12751 + 215.1*reloc
(ns)
relocation: buffers= 2: old= 13087 + 217.3*reloc, lut= 13860 + 215.0*reloc
(ns)
relocation: buffers= 4: old= 16865 + 216.3*reloc, lut= 17707 + 214.9*reloc
(ns)
relocation: buffers= 8: old= 19819 + 217.5*reloc, lut= 19344 + 217.1*reloc
(ns)
relocation: buffers= 16: old= 26013 + 225.4*reloc, lut= 26422 + 220.2*reloc
(ns)
relocation: buffers= 32: old= 46689 + 237.7*reloc, lut= 45972 + 233.7*reloc
(ns)
relocation: buffers= 64: old= 87659 + 257.6*reloc, lut= 84603 + 252.0*reloc
(ns)
relocation: buffers= 128: old= 168278 + 276.7*reloc, lut= 163484 + 272.5*reloc
(ns)
relocation: buffers= 256: old= 377065 + 316.1*reloc, lut= 366626 + 300.5*reloc
(ns)
relocation: buffers= 512: old=1194388 + 137.7*reloc, lut=1164111 + 189.0*reloc
(ns)
relocation: buffers=1024: old=2440147 + 375.8*reloc, lut=2417108 + 306.7*reloc
(ns)
relocation: buffers=2048: old=5664382 + 614.0*reloc, lut=5624147 + 406.1*reloc
(ns)
skip-relocs: buffers= 1: old= 7842 + 49.6*reloc, lut= 7816 + 46.1*reloc
(ns)
skip-relocs: buffers= 2: old= 8569 + 49.6*reloc, lut= 8663 + 46.0*reloc
(ns)
skip-relocs: buffers= 4: old= 9556 + 49.6*reloc, lut= 9575 + 46.1*reloc
(ns)
skip-relocs: buffers= 8: old= 11805 + 49.6*reloc, lut= 11644 + 46.2*reloc
(ns)
skip-relocs: buffers= 16: old= 16352 + 49.7*reloc, lut= 16308 + 46.2*reloc
(ns)
skip-relocs: buffers= 32: old= 29442 + 52.1*reloc, lut= 28865 + 47.8*reloc
(ns)
skip-relocs: buffers= 64: old= 61269 + 65.5*reloc, lut= 60698 + 58.3*reloc
(ns)
skip-relocs: buffers= 128: old= 119237 + 80.7*reloc, lut= 117896 + 73.0*reloc
(ns)
skip-relocs: buffers= 256: old= 236430 + 98.5*reloc, lut= 233710 + 88.2*reloc
(ns)
skip-relocs: buffers= 512: old= 594453 + 144.7*reloc, lut= 586675 + 116.5*reloc
(ns)
skip-relocs: buffers=1024: old=2416857 + 256.1*reloc, lut=2387079 + 188.5*reloc
(ns)
skip-relocs: buffers=2048: old=5653596 + 466.5*reloc, lut=5610695 + 287.8*reloc
(ns)
no-relocs: buffers= 1: old= 8168 + 0.2*reloc, lut= 8378 + 0.1*reloc (ns)
no-relocs: buffers= 2: old= 8252 + 0.2*reloc, lut= 8338 + 0.2*reloc (ns)
no-relocs: buffers= 4: old= 9286 + 0.2*reloc, lut= 9216 + 0.2*reloc (ns)
no-relocs: buffers= 8: old= 11238 + 0.4*reloc, lut= 11268 + 0.1*reloc (ns)
no-relocs: buffers= 16: old= 15609 + 0.1*reloc, lut= 15421 + 0.1*reloc (ns)
no-relocs: buffers= 32: old= 27898 + 0.2*reloc, lut= 27345 + 0.2*reloc (ns)
no-relocs: buffers= 64: old= 58729 + 0.1*reloc, lut= 58143 + 0.1*reloc (ns)
no-relocs: buffers= 128: old= 114477 + 0.1*reloc, lut= 112812 + 0.3*reloc (ns)
no-relocs: buffers= 256: old= 227536 + 0.2*reloc, lut= 224279 + 0.3*reloc (ns)
no-relocs: buffers= 512: old= 569191 + 0.9*reloc, lut= 559735 + 1.2*reloc (ns)
no-relocs: buffers=1024: old=2362485 + 3.7*reloc, lut=2327493 + 4.8*reloc (ns)
no-relocs: buffers=2048: old=5496344 + -2.3*reloc, lut=5443557 + -2.0*reloc
(ns)
SUCCESS (801.260s)
real 13m21.287s
user 0m3.221s
sys 13m16.822s</pre>
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