Run Report
Run #51ec491641923: 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% 2,284 0.4% 471 0.1% 67,864 0.3% 48,672 0.2%
Exclusive Metrics for Current Function38 1.7% 30 6.4% 1,552 2.3% 1,736 3.6%
Parent function
Drupal\Core\Cache\CacheCollector::updateCache1 100.0% 2,284 100.0% 471 100.0% 67,864 100.0% 48,672 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Insert::execute1 16.7% 2,052 89.8% 239 50.7% 13,168 19.4% 13,552 27.8%
db_insert1 16.7% 158 6.9% 159 33.8% 41,472 61.1% 25,408 52.2%
Drupal\Core\Database\Query\Insert::fields1 16.7% 20 0.9% 21 4.5% 6,816 10.0% 5,064 10.4%
Drupal\Core\Lock\LockBackendAbstract::getLockId1 16.7% 13 0.6% 15 3.2% 3,264 4.8% 2,912 6.0%
microtime1 16.7% 2 0.1% 4 0.8% 800 1.2% 0 0.0%
max1 16.7% 1 0.0% 3 0.6% 792 1.2% 0 0.0%