Run Report
Run #51ec623000e0c: 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% 2,288 0.1% 472 0.0% 67,696 0.3% 39,328 0.2%
Exclusive Metrics for Current Function43 1.9% 36 7.6% 1,568 2.3% 1,824 4.6%
Parent function
Drupal\Core\Cache\CacheCollector::updateCache1 100.0% 2,288 100.0% 472 100.0% 67,696 100.0% 39,328 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Insert::execute1 16.7% 2,044 89.3% 227 48.1% 13,128 19.4% 15,368 39.1%
db_insert1 16.7% 166 7.3% 167 35.4% 41,416 61.2% 12,288 31.2%
Drupal\Core\Database\Query\Insert::fields1 16.7% 21 0.9% 23 4.9% 6,752 10.0% 6,608 16.8%
Drupal\Core\Lock\LockBackendAbstract::getLockId1 16.7% 12 0.5% 13 2.8% 3,240 4.8% 3,240 8.2%
microtime1 16.7% 1 0.0% 3 0.6% 800 1.2% 0 0.0%
max1 16.7% 1 0.0% 3 0.6% 792 1.2% 0 0.0%