Run Report
Run #51fdbd76c2eed: XHProf Run (Namespace=drupal-perf-cottser)
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% 1,932 0.4% 531 0.1% 67,824 0.3% 61,272 0.2%
Exclusive Metrics for Current Function57 3.0% 39 7.3% 1,568 2.3% 1,824 3.0%
Parent function
Drupal\Core\Cache\CacheCollector::updateCache1 100.0% 1,932 100.0% 531 100.0% 67,824 100.0% 61,272 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Insert::execute1 16.7% 1,640 84.9% 249 46.9% 13,128 19.4% 14,952 24.4%
db_insert1 16.7% 193 10.0% 194 36.5% 41,544 61.3% 34,936 57.0%
Drupal\Core\Database\Query\Insert::fields1 16.7% 24 1.2% 26 4.9% 6,752 10.0% 6,320 10.3%
Drupal\Core\Lock\LockBackendAbstract::getLockId1 16.7% 16 0.8% 18 3.4% 3,240 4.8% 3,240 5.3%
microtime1 16.7% 1 0.1% 3 0.6% 800 1.2% 0 0.0%
max1 16.7% 1 0.1% 2 0.4% 792 1.2% 0 0.0%