Run Report
Run #5204421e7a2a2: XHProf Run (Namespace=drupal-perf-cottser)
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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% 1,970 0.5% 530 0.2% 67,064 0.3% 50,160 0.3%
Exclusive Metrics for Current Function57 2.9% 49 9.2% 1,624 2.4% 1,560 3.1%
Parent function
Drupal\Core\Cache\CacheCollector::updateCache1 100.0% 1,970 100.0% 530 100.0% 67,064 100.0% 50,160 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Insert::execute1 16.7% 1,680 85.3% 242 45.7% 13,128 19.6% 13,416 26.7%
db_insert1 16.7% 194 9.8% 195 36.8% 40,728 60.7% 27,384 54.6%
Drupal\Core\Database\Query\Insert::fields1 16.7% 21 1.1% 22 4.2% 6,752 10.1% 4,912 9.8%
Drupal\Core\Lock\LockBackendAbstract::getLockId1 16.7% 16 0.8% 17 3.2% 3,240 4.8% 2,888 5.8%
microtime1 16.7% 1 0.1% 3 0.6% 800 1.2% 0 0.0%
max1 16.7% 1 0.1% 2 0.4% 792 1.2% 0 0.0%