Run Report
Run #51ec489b18752: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

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% 858 0.1% 413 0.1% 67,856 0.4% 48,616 0.2%
Exclusive Metrics for Current Function36 4.2% 29 7.0% 1,552 2.3% 1,736 3.6%
Parent function
Drupal\Core\Cache\CacheCollector::updateCache1 100.0% 858 100.0% 413 100.0% 67,856 100.0% 48,616 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Insert::execute1 16.7% 623 72.6% 178 43.1% 13,160 19.4% 13,544 27.9%
db_insert1 16.7% 161 18.8% 163 39.5% 41,472 61.1% 25,360 52.2%
Drupal\Core\Database\Query\Insert::fields1 16.7% 23 2.7% 25 6.1% 6,816 10.0% 5,064 10.4%
Drupal\Core\Lock\LockBackendAbstract::getLockId1 16.7% 13 1.5% 13 3.1% 3,264 4.8% 2,912 6.0%
microtime1 16.7% 1 0.1% 3 0.7% 800 1.2% 0 0.0%
max1 16.7% 1 0.1% 2 0.5% 792 1.2% 0 0.0%