Run Report
Run #51ec227a9cea0: 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% 2,303 0.1% 458 0.0% 67,696 0.3% 38,736 0.2%
Exclusive Metrics for Current Function38 1.7% 35 7.6% 1,568 2.3% 1,824 4.7%
Parent function
Drupal\Core\Cache\CacheCollector::updateCache1 100.0% 2,303 100.0% 458 100.0% 67,696 100.0% 38,736 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Insert::execute1 16.7% 2,073 90.0% 227 49.6% 13,128 19.4% 16,224 41.9%
db_insert1 16.7% 158 6.9% 159 34.7% 41,416 61.2% 10,840 28.0%
Drupal\Core\Database\Query\Insert::fields1 16.7% 19 0.8% 19 4.1% 6,752 10.0% 6,608 17.1%
Drupal\Core\Lock\LockBackendAbstract::getLockId1 16.7% 13 0.6% 14 3.1% 3,240 4.8% 3,240 8.4%
microtime1 16.7% 1 0.0% 2 0.4% 800 1.2% 0 0.0%
max1 16.7% 1 0.0% 2 0.4% 792 1.2% 0 0.0%