Run Report
Run #521962849973a: XHProf Run (Namespace=drupal-perf-cottser)
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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% 2,033 1.1% 524 0.3% 67,128 0.5% 51,992 0.4%
Exclusive Metrics for Current Function49 2.4% 51 9.7% 1,624 2.4% 1,560 3.0%
Parent function
Drupal\Core\Cache\CacheCollector::updateCache1 100.0% 2,033 100.0% 524 100.0% 67,128 100.0% 51,992 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Insert::execute1 16.7% 1,762 86.7% 242 46.2% 13,128 19.6% 14,160 27.2%
db_insert1 16.7% 187 9.2% 188 35.9% 40,792 60.8% 28,472 54.8%
Drupal\Core\Database\Query\Insert::fields1 16.7% 20 1.0% 22 4.2% 6,752 10.1% 4,912 9.4%
Drupal\Core\Lock\LockBackendAbstract::getLockId1 16.7% 13 0.6% 16 3.1% 3,240 4.8% 2,888 5.6%
microtime1 16.7% 1 0.0% 2 0.4% 800 1.2% 0 0.0%
max1 16.7% 1 0.0% 3 0.6% 792 1.2% 0 0.0%