Diff Report
Run #5206d6d973591: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5206d663ca0ba: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Lock\DatabaseLockBackend::acquire

Drupal\Core\Lock\DatabaseLockBackend::acquireRun #5206d6d973591Run #5206d663ca0baDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,767 3,066 1,299 73.5%
Incl. Wall Time (microsec) per call 1,767 3,066 1,299 73.5%
Excl. Wall Time (microsec)100 59 -41 -41.0%
Incl. CPU (microsecs)976 966 -10 -1.0%
Incl. CPU (microsecs) per call 976 966 -10 -1.0%
Excl. CPU (microsec)86 48 -38 -44.2%
Incl. MemUse (bytes)69,008 69,008 0 0.0%
Incl. MemUse (bytes) per call 69,008 69,008 0 0.0%
Excl. MemUse (bytes)1,568 1,568 0 0.0%
Incl. PeakMemUse (bytes)50,152 50,152 0 0.0%
Incl. PeakMemUse (bytes) per call 50,152 50,152 0 0.0%
Excl. PeakMemUse (bytes)1,560 1,560 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% 1,299 455.8% -10 -5.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-41 -3.2% -38 -380.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\CacheCollector::updateCache0 N/A% 1,299 100.0% -10 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Insert::execute0 N/A% 1,304 100.4% -5 -50.0% 0 N/A% 0 N/A%
db_insert0 N/A% 37 2.8% 37 370.0% 0 N/A% 0 N/A%
Drupal\Core\Lock\LockBackendAbstract::getLockId0 N/A% -1 -0.1% -3 -30.0% 0 N/A% 0 N/A%
microtime0 N/A% 0 0.0% 1 10.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Insert::fields0 N/A% 0 0.0% -3 -30.0% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% 1 10.0% 0 N/A% 0 N/A%