Bug 88605

Summary: [ILK/SNB/IVB/HSW]igt/gem_concurrent_blit/gpu-gtt-overwrite-source-interruptible takes more than 10 minutes
Product: DRI Reporter: lu hua <huax.lu>
Component: DRM/IntelAssignee: Intel GFX Bugs mailing list <intel-gfx-bugs>
Status: CLOSED WORKSFORME QA Contact: Intel GFX Bugs mailing list <intel-gfx-bugs>
Severity: normal    
Priority: medium CC: christophe.prigent, intel-gfx-bugs
Version: unspecified   
Hardware: All   
OS: Linux (All)   
Whiteboard:
i915 platform: HSW, ILK, IVB, SNB i915 features: GEM/Other
Attachments:
Description Flags
dmesg none

Description lu hua 2015-01-20 02:15:30 UTC 
Created attachment 112510 [details]
dmesg

==System Environment==
--------------------------
Regression: not sure, new case

Non-working platforms: ILK/SNB/IVB/HSW

==kernel==
--------------------------
drm-intel-nightly/be0b52082364f73b6ffa2841ec4ded2ddecfa881
commit be0b52082364f73b6ffa2841ec4ded2ddecfa881
Author: Daniel Vetter <daniel.vetter@ffwll.ch>
Date:   Sat Jan 17 10:41:34 2015 +0100

    drm-intel-nightly: 2015y-01m-17d-09h-41m-12s UTC integration manifest

==Bug detailed description==
-----------------------------
It takes more than 10 minutes. Test on SNB, it takes 17 minutes.
Following gem_concurrent_blit subcases also take more than 10 minutes:
igt/gem_concurrent_blit/gpu-gtt-overwrite-source-rev-interruptible
igt/gem_concurrent_blit/gpuX-gtt-overwrite-source-interruptible
igt/gem_concurrent_blit/gpuX-gtt-overwrite-source-rev-interruptible


output:
[root@x-hsw27 tests]# time ./gem_concurrent_blit --run-subtest gpu-gtt-overwrite-source-interruptible
IGT-Version: 1.9-g20d6e0f (x86_64) (Linux: 3.19.0-rc4_drm-intel-nightly_be0b52_20150119+ x86_64)
using 2x512 buffers, each 1MiB
Subtest gpu-gtt-overwrite-source-interruptible: SUCCESS (1061.570s)

real    17m57.404s
user    0m46.221s
sys     17m14.297s

==Reproduce steps==
---------------------------- 
1.time ./gem_concurrent_blit --run-subtest gpu-gtt-overwrite-source-interruptible
Comment 1 Jani Nikula 2015-10-28 18:59:27 UTC 
Timeout, closing. Please reopen if the problem persists with latest kernels.

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