Run Report
Run #51ec51f5849d9: 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% 2,311 0.3% 454 0.1% 67,720 0.4% 47,616 0.3%
Exclusive Metrics for Current Function47 2.0% 37 8.1% 1,568 2.3% 1,560 3.3%
Parent function
Drupal\Core\Cache\CacheCollector::updateCache1 100.0% 2,311 100.0% 454 100.0% 67,720 100.0% 47,616 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Insert::execute1 16.7% 2,080 90.0% 223 49.1% 13,128 19.4% 13,104 27.5%
db_insert1 16.7% 151 6.5% 153 33.7% 41,440 61.2% 25,152 52.8%
Drupal\Core\Database\Query\Insert::fields1 16.7% 18 0.8% 20 4.4% 6,752 10.0% 4,912 10.3%
Drupal\Core\Lock\LockBackendAbstract::getLockId1 16.7% 12 0.5% 14 3.1% 3,240 4.8% 2,888 6.1%
microtime1 16.7% 2 0.1% 3 0.7% 800 1.2% 0 0.0%
max1 16.7% 1 0.0% 4 0.9% 792 1.2% 0 0.0%