[PATCH i-g-t] tests/intel/xe_pm_residency: Print execution and sleep times

[Poosa, Karthik]

On 19-09-2024 12:56, Gupta, Anshuman wrote:
>
>> -----Original Message-----
>> From: Poosa, Karthik <karthik.poosa at intel.com>
>> Sent: Thursday, September 19, 2024 12:04 PM
>> To: igt-dev at lists.freedesktop.org
>> Cc: Gupta, Anshuman <anshuman.gupta at intel.com>; Nilawar, Badal
>> <badal.nilawar at intel.com>; Tauro, Riana <riana.tauro at intel.com>; Poosa,
>> Karthik <karthik.poosa at intel.com>
>> Subject: [PATCH i-g-t] tests/intel/xe_pm_residency: Print execution and sleep
>> times
>>
>> Print the workload execution and sleep times of the test to help diagnose
>> timeouts.
>> This will show how long the workload ran and how long the test slept.
>>
>> Signed-off-by: Karthik Poosa <karthik.poosa at intel.com>
>> ---
>>   tests/intel/xe_pm_residency.c | 4 +++-
>>   1 file changed, 3 insertions(+), 1 deletion(-)
>>
>> diff --git a/tests/intel/xe_pm_residency.c b/tests/intel/xe_pm_residency.c index
>> 0e687558b..3c3b33ab1 100644
>> --- a/tests/intel/xe_pm_residency.c
>> +++ b/tests/intel/xe_pm_residency.c
>> @@ -139,7 +139,7 @@ static void exec_load(int fd, struct
>> drm_xe_engine_class_instance *hwe, unsigned
>>   		elapsed = igt_nsec_elapsed(&tv);
>>   		igt_assert_eq(data->data, done[1]);
>>
>> -		igt_debug("Execution took %.3fms (submit %.1fus, wait
>> %.1fus)\n",
>> +		igt_info("Execution took %.3fms (submit %.1fus, wait
>> %.1fus)\n",
>>   			  1e-6 * elapsed,
>>   			  1e-3 * submit,
>>   			  1e-3 * (elapsed - submit));
>> @@ -150,6 +150,8 @@ static void exec_load(int fd, struct
>> drm_xe_engine_class_instance *hwe, unsigned
>>   		 * Execute the above workload for ~1% of the elapsed time and
>> sleep for
>>   		 * the rest of the time (~99%)
>>   		 */
>> +		igt_info("Sleeping for %ld ms\n", ((elapsed / 10)/1000));
> what is the need of this print ? 'elapsed' is already printed.
Added this to print exact sleep time. I think we can remove it.
>> +
>>   		usleep(elapsed / 10);
>>   	} while (!READ_ONCE(*done));
>>
>> --
>> 2.25.1