From: Tvrtko Ursulin <tursulin@ursulin.net> To: igt-dev@lists.freedesktop.org Cc: Intel-gfx@lists.freedesktop.org Subject: [PATCH i-g-t] tests/perf_pmu: Log perf timestamp in semaphore wait tests Date: Thu, 15 Feb 2018 11:25:15 +0000 [thread overview] Message-ID: <20180215112515.27434-1-tvrtko.ursulin@linux.intel.com> (raw) From: Tvrtko Ursulin <tvrtko.ursulin@intel.com> We need more data to debug sporadic test failures. Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com> --- tests/perf_pmu.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/tests/perf_pmu.c b/tests/perf_pmu.c index a7501ca5f7a4..7d9c42d16a08 100644 --- a/tests/perf_pmu.c +++ b/tests/perf_pmu.c @@ -561,7 +561,7 @@ sema_wait(int gem_fd, const struct intel_execution_engine2 *e, unsigned long slept; uint32_t *obj_ptr; uint32_t batch[16]; - uint64_t val[2]; + uint64_t val[2], ts[2]; int fd; igt_require(intel_gen(intel_get_drm_devid(gem_fd)) >= 8); @@ -629,13 +629,15 @@ sema_wait(int gem_fd, const struct intel_execution_engine2 *e, igt_assert_f(igt_wait(pmu_read_single(fd) != val[0], 10, 1), "sampling failed to start withing 10ms"); - val[0] = pmu_read_single(fd); + val[0] = __pmu_read_single(fd, &ts[0]); slept = measured_usleep(batch_duration_ns / 1000); if (flags & TEST_TRAILING_IDLE) obj_ptr[0] = 1; - val[1] = pmu_read_single(fd); - igt_debug("slept %.3fms, sampled %.3fms\n", - slept*1e-6, (val[1] - val[0])*1e-6); + val[1] = __pmu_read_single(fd, &ts[1]); + igt_debug("slept %.3fms (perf %.3fms), sampled %.3fms\n", + slept * 1e-6, + (ts[1] - ts[0]) * 1e-6, + (val[1] - val[0]) * 1e-6); obj_ptr[0] = 1; gem_sync(gem_fd, bb_handle); -- 2.14.1 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx
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From: Tvrtko Ursulin <tursulin@ursulin.net> To: igt-dev@lists.freedesktop.org Cc: Intel-gfx@lists.freedesktop.org, Tvrtko Ursulin <tvrtko.ursulin@intel.com> Subject: [igt-dev] [PATCH i-g-t] tests/perf_pmu: Log perf timestamp in semaphore wait tests Date: Thu, 15 Feb 2018 11:25:15 +0000 [thread overview] Message-ID: <20180215112515.27434-1-tvrtko.ursulin@linux.intel.com> (raw) From: Tvrtko Ursulin <tvrtko.ursulin@intel.com> We need more data to debug sporadic test failures. Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com> --- tests/perf_pmu.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/tests/perf_pmu.c b/tests/perf_pmu.c index a7501ca5f7a4..7d9c42d16a08 100644 --- a/tests/perf_pmu.c +++ b/tests/perf_pmu.c @@ -561,7 +561,7 @@ sema_wait(int gem_fd, const struct intel_execution_engine2 *e, unsigned long slept; uint32_t *obj_ptr; uint32_t batch[16]; - uint64_t val[2]; + uint64_t val[2], ts[2]; int fd; igt_require(intel_gen(intel_get_drm_devid(gem_fd)) >= 8); @@ -629,13 +629,15 @@ sema_wait(int gem_fd, const struct intel_execution_engine2 *e, igt_assert_f(igt_wait(pmu_read_single(fd) != val[0], 10, 1), "sampling failed to start withing 10ms"); - val[0] = pmu_read_single(fd); + val[0] = __pmu_read_single(fd, &ts[0]); slept = measured_usleep(batch_duration_ns / 1000); if (flags & TEST_TRAILING_IDLE) obj_ptr[0] = 1; - val[1] = pmu_read_single(fd); - igt_debug("slept %.3fms, sampled %.3fms\n", - slept*1e-6, (val[1] - val[0])*1e-6); + val[1] = __pmu_read_single(fd, &ts[1]); + igt_debug("slept %.3fms (perf %.3fms), sampled %.3fms\n", + slept * 1e-6, + (ts[1] - ts[0]) * 1e-6, + (val[1] - val[0]) * 1e-6); obj_ptr[0] = 1; gem_sync(gem_fd, bb_handle); -- 2.14.1 _______________________________________________ igt-dev mailing list igt-dev@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/igt-dev
next reply other threads:[~2018-02-15 11:25 UTC|newest] Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top 2018-02-15 11:25 Tvrtko Ursulin [this message] 2018-02-15 11:25 ` [igt-dev] [PATCH i-g-t] tests/perf_pmu: Log perf timestamp in semaphore wait tests Tvrtko Ursulin 2018-02-15 13:04 ` [igt-dev] ✓ Fi.CI.BAT: success for " Patchwork 2018-02-15 13:05 ` [PATCH i-g-t] " Chris Wilson 2018-02-15 13:05 ` [igt-dev] [Intel-gfx] " Chris Wilson 2018-02-15 20:49 ` [igt-dev] ✗ Fi.CI.IGT: warning for " Patchwork
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