Bug 104447

Summary: [CI] igt@gem_mmap_gtt@basic-wc - fail - Failed assertion: gtt_writes > cpu_writes/2
Product: DRI Reporter: Marta Löfstedt <marta.lofstedt>
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: intel-gfx-bugs
Version: DRI git   
Hardware: Other   
OS: All   
Whiteboard: ReadyForDev
i915 platform: HSW i915 features: GEM/PPGTT

Description Marta Löfstedt 2018-01-02 08:18:16 UTC 
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3567/shard-hsw1/igt@gem_mmap_gtt@basic-wc.html

(gem_mmap_gtt:3089) CRITICAL: Test assertion failure function test_wc, file gem_mmap_gtt.c:286:
(gem_mmap_gtt:3089) CRITICAL: Failed assertion: gtt_writes > cpu_writes/2
(gem_mmap_gtt:3089) CRITICAL: Write-Combined writes are expected to be roughly equivalent to WB writes: WC (gtt)=1523.36MiB/s, WB (cpu)=3470.41MiB/s
Subtest basic-wc failed.
Comment 1 Marta Löfstedt 2018-01-26 07:47:31 UTC 
Last seen CI_DRM_3567: 2017-12-22 / 179 runs ago

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