Run Report
Run #51ec52a09990a: XHProf Run (Namespace=drupal-perf-drupalcon)
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Parent/Child report for Drupal\Core\Lock\DatabaseLockBackend::acquire [View Callgraph ]


Function NameCallsCalls%Incl. Wall Time
(microsec)
IWall%Incl. CPU
(microsecs)
ICpu%Incl.
MemUse
(bytes)
IMemUse%Incl.
PeakMemUse
(bytes)
IPeakMemUse%
Current Function
Drupal\Core\Lock\DatabaseLockBackend::acquire1 6.2% 2,360 0.3% 468 0.1% 67,776 0.4% 49,344 0.3%
Exclusive Metrics for Current Function39 1.7% 33 7.1% 1,568 2.3% 1,560 3.2%
Parent function
Drupal\Core\Cache\CacheCollector::updateCache1 100.0% 2,360 100.0% 468 100.0% 67,776 100.0% 49,344 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Insert::execute1 16.7% 2,126 90.1% 233 49.8% 13,128 19.4% 13,104 26.6%
db_insert1 16.7% 157 6.7% 158 33.8% 41,472 61.2% 26,880 54.5%
Drupal\Core\Database\Query\Insert::fields1 16.7% 21 0.9% 22 4.7% 6,752 10.0% 4,912 10.0%
Drupal\Core\Lock\LockBackendAbstract::getLockId1 16.7% 15 0.6% 17 3.6% 3,240 4.8% 2,888 5.9%
microtime1 16.7% 1 0.0% 3 0.6% 824 1.2% 0 0.0%
max1 16.7% 1 0.0% 2 0.4% 792 1.2% 0 0.0%