Run Report
Run #51ec5d631cb28: 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% 924 0.2% 432 0.1% 67,720 0.4% 52,800 0.3%
Exclusive Metrics for Current Function32 3.5% 24 5.6% 1,568 2.3% 1,560 3.0%
Parent function
Drupal\Core\Cache\CacheCollector::updateCache1 100.0% 924 100.0% 432 100.0% 67,720 100.0% 52,800 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Insert::execute1 16.7% 687 74.4% 194 44.9% 13,128 19.4% 14,800 28.0%
db_insert1 16.7% 168 18.2% 170 39.4% 41,440 61.2% 28,640 54.2%
Drupal\Core\Database\Query\Insert::fields1 16.7% 20 2.2% 22 5.1% 6,752 10.0% 4,912 9.3%
Drupal\Core\Lock\LockBackendAbstract::getLockId1 16.7% 14 1.5% 16 3.7% 3,240 4.8% 2,888 5.5%
microtime1 16.7% 2 0.2% 3 0.7% 800 1.2% 0 0.0%
max1 16.7% 1 0.1% 3 0.7% 792 1.2% 0 0.0%