<html> <head> <base href="https://bugs.freedesktop.org/"> </head> <body> <div> <a class="bz_bug_link bz_status_NEW " title="NEW - [IGT][All] Performance degradation due to fence contention with igt/gem_fence_upload" href="https://bugs.freedesktop.org/show_bug.cgi?id=80079#c89">Comment # 89</a> on <a class="bz_bug_link bz_status_NEW " title="NEW - [IGT][All] Performance degradation due to fence contention with igt/gem_fence_upload" href="https://bugs.freedesktop.org/show_bug.cgi?id=80079">bug 80079</a> from <a class="email" href="mailto:hector.franciscox.velazquez.suriano@intel.com" title="Hector Velazquez <hector.franciscox.velazquez.suriano@intel.com>"> Hector Velazquez</a> <pre>This tests was failing on CNL QA Test list: igt@gem_fence_upload@thread-contention output sample: . . . **** DEBUG **** (gem_fence_upload:741) drmtest-DEBUG: Test requirement passed: !(fd<0) (gem_fence_upload:741) igt-debugfs-DEBUG: Opening debugfs directory '/sys/kernel/debug/dri/0' (gem_fence_upload:741) DEBUG: Test requirement passed: num_fences > 0 (gem_fence_upload:741) INFO: Contended upload rate for 1 linear threads: 167.357MiB/s (gem_fence_upload:741) INFO: Contended upload rate for 1 tiled threads: 303.577MiB/s (gem_fence_upload:741) INFO: Contended upload rate for 2 linear threads: 226.462MiB/s (gem_fence_upload:741) INFO: Contended upload rate for 2 tiled threads: 275.454MiB/s (gem_fence_upload:741) INFO: Contended upload rate for 4 linear threads: 193.417MiB/s (gem_fence_upload:741) INFO: Contended upload rate for 4 tiled threads: 244.463MiB/s (gem_fence_upload:741) INFO: Contended upload rate for 8 linear threads: 243.753MiB/s (gem_fence_upload:741) INFO: Contended upload rate for 8 tiled threads: 254.078MiB/s (gem_fence_upload:741) INFO: Contended upload rate for 16 linear threads: 260.476MiB/s (gem_fence_upload:741) INFO: Contended upload rate for 16 tiled threads: 246.775MiB/s (gem_fence_upload:741) INFO: Contended upload rate for 32 linear threads: 232.786MiB/s (gem_fence_upload:741) INFO: Contended upload rate for 32 tiled threads: 217.966MiB/s (gem_fence_upload:741) INFO: Contended upload rate for 64 linear threads: 207.894MiB/s (gem_fence_upload:741) INFO: Contended upload rate for 64 tiled threads: 183.230MiB/s (gem_fence_upload:741) CRITICAL: Test assertion failure function thread_contention, file gem_fence_upload.c:330: (gem_fence_upload:741) CRITICAL: Failed assertion: tiled[1] > 0.75 * tiled[0] (gem_fence_upload:741) igt-core-INFO: Stack trace: (gem_fence_upload:741) igt-core-INFO: #0 [__igt_fail_assert+0x101] (gem_fence_upload:741) igt-core-INFO: #1 [__real_main389+0xce9] (gem_fence_upload:741) igt-core-INFO: #2 [main+0x23] (gem_fence_upload:741) igt-core-INFO: #3 [__libc_start_main+0xf1] (gem_fence_upload:741) igt-core-INFO: #4 [_start+0x29] (gem_fence_upload:741) igt-core-INFO: #5 [<unknown>+0x29] **** END **** . . . software: IGT-Version: 1.22-g2ef96ec (x86_64) (Linux: 4.16.0-rc7-drm-tip-ww15-commit-d123888+ x86_64)</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the QA Contact for the bug.</li> <li>You are on the CC list for the bug.</li> <li>You are the assignee for the bug.</li> </ul> </body> </html>