Run Report
Run #51ec2301b5aa5: 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% 2,348 0.1% 455 0.0% 67,696 0.3% 38,736 0.2%
Exclusive Metrics for Current Function39 1.7% 29 6.4% 1,568 2.3% 1,824 4.7%
Parent function
Drupal\Core\Cache\CacheCollector::updateCache1 100.0% 2,348 100.0% 455 100.0% 67,696 100.0% 38,736 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Insert::execute1 16.7% 2,117 90.2% 223 49.0% 13,128 19.4% 16,224 41.9%
db_insert1 16.7% 159 6.8% 161 35.4% 41,416 61.2% 10,840 28.0%
Drupal\Core\Database\Query\Insert::fields1 16.7% 19 0.8% 21 4.6% 6,752 10.0% 6,608 17.1%
Drupal\Core\Lock\LockBackendAbstract::getLockId1 16.7% 12 0.5% 14 3.1% 3,240 4.8% 3,240 8.4%
microtime1 16.7% 1 0.0% 4 0.9% 800 1.2% 0 0.0%
max1 16.7% 1 0.0% 3 0.7% 792 1.2% 0 0.0%