Run Report
Run #51ec5cfb002ea: 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% 945 0.2% 409 0.1% 67,720 0.4% 52,656 0.3%
Exclusive Metrics for Current Function35 3.7% 29 7.1% 1,568 2.3% 1,560 3.0%
Parent function
Drupal\Core\Cache\CacheCollector::updateCache1 100.0% 945 100.0% 409 100.0% 67,720 100.0% 52,656 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Insert::execute1 16.7% 713 75.4% 177 43.3% 13,128 19.4% 14,656 27.8%
db_insert1 16.7% 162 17.1% 163 39.9% 41,440 61.2% 28,640 54.4%
Drupal\Core\Database\Query\Insert::fields1 16.7% 21 2.2% 23 5.6% 6,752 10.0% 4,912 9.3%
Drupal\Core\Lock\LockBackendAbstract::getLockId1 16.7% 12 1.3% 13 3.2% 3,240 4.8% 2,888 5.5%
microtime1 16.7% 1 0.1% 2 0.5% 800 1.2% 0 0.0%
max1 16.7% 1 0.1% 2 0.5% 792 1.2% 0 0.0%