Diff Report
Run #51e2215579f70: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51e22193d5fd6: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Lock\DatabaseLockBackend::acquire

Drupal\Core\Lock\DatabaseLockBackend::acquireRun #51e2215579f70Run #51e22193d5fd6DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,333 1,375 42 3.2%
Incl. Wall Time (microsec) per call 1,333 1,375 42 3.2%
Excl. Wall Time (microsec)46 49 3 6.5%
Incl. CPU (microsecs)586 618 32 5.5%
Incl. CPU (microsecs) per call 586 618 32 5.5%
Excl. CPU (microsec)38 41 3 7.9%
Incl. MemUse (bytes)67,000 67,000 0 0.0%
Incl. MemUse (bytes) per call 67,000 67,000 0 0.0%
Excl. MemUse (bytes)1,624 1,624 0 0.0%
Incl. PeakMemUse (bytes)55,536 55,536 0 0.0%
Incl. PeakMemUse (bytes) per call 55,536 55,536 0 0.0%
Excl. PeakMemUse (bytes)1,824 1,824 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Lock\DatabaseLockBackend::acquire [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Lock\DatabaseLockBackend::acquire0 N/A% 42 93.3% 32 53.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function3 7.1% 3 9.4% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\CacheCollector::updateCache0 N/A% 42 100.0% 32 100.0% 0 N/A% 0 N/A%
Child functions
db_insert0 N/A% 24 57.1% 25 78.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Insert::execute0 N/A% 15 35.7% 6 18.8% 0 N/A% 0 N/A%
microtime0 N/A% 1 2.4% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Insert::fields0 N/A% -1 -2.4% -1 -3.1% 0 N/A% 0 N/A%
Drupal\Core\Lock\LockBackendAbstract::getLockId0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% -1 -3.1% 0 N/A% 0 N/A%