Diff Report
Run #5206d663ca0ba: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5206d72f6f4f8: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Lock\DatabaseLockBackend::acquire

Drupal\Core\Lock\DatabaseLockBackend::acquireRun #5206d663ca0baRun #5206d72f6f4f8DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)3,066 1,605 -1,461 -47.7%
Incl. Wall Time (microsec) per call 3,066 1,605 -1,461 -47.7%
Excl. Wall Time (microsec)59 58 -1 -1.7%
Incl. CPU (microsecs)966 893 -73 -7.6%
Incl. CPU (microsecs) per call 966 893 -73 -7.6%
Excl. CPU (microsec)48 55 7 14.6%
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 50,224 72 0.1%
Incl. PeakMemUse (bytes) per call 50,152 50,224 72 0.1%
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% -1,461 -101.6% -73 -2.5% 0 0.0% 72 0.1%
Exclusive Metrics Diff for Current Function-1 -0.1% 7 9.6% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Cache\CacheCollector::updateCache0 N/A% -1,461 -100.0% -73 -100.0% 0 N/A% 72 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Insert::execute0 N/A% -1,381 -94.5% 5 6.8% 0 N/A% -8 -11.1%
db_insert0 N/A% -79 -5.4% -80 -109.6% 0 N/A% 80 111.1%
Drupal\Core\Database\Query\Insert::fields0 N/A% -1 -0.1% -3 -4.1% 0 N/A% 0 0.0%
max0 N/A% 1 0.1% -1 -1.4% 0 N/A% 0 0.0%
microtime0 N/A% 0 0.0% -1 -1.4% 0 N/A% 0 0.0%
Drupal\Core\Lock\LockBackendAbstract::getLockId0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%