Run Report
Run #51ec243650361: 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% 460 0.0% 67,704 0.3% 34,928 0.2%
Exclusive Metrics for Current Function37 1.6% 31 6.7% 1,568 2.3% 1,824 5.2%
Parent function
Drupal\Core\Cache\CacheCollector::updateCache1 100.0% 2,303 100.0% 460 100.0% 67,704 100.0% 34,928 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Insert::execute1 16.7% 2,065 89.7% 220 47.8% 13,128 19.4% 16,224 46.4%
db_insert1 16.7% 168 7.3% 169 36.7% 41,424 61.2% 7,032 20.1%
Drupal\Core\Database\Query\Insert::fields1 16.7% 19 0.8% 21 4.6% 6,752 10.0% 6,608 18.9%
Drupal\Core\Lock\LockBackendAbstract::getLockId1 16.7% 12 0.5% 13 2.8% 3,240 4.8% 3,240 9.3%
microtime1 16.7% 1 0.0% 3 0.7% 800 1.2% 0 0.0%
max1 16.7% 1 0.0% 3 0.7% 792 1.2% 0 0.0%