Diff Report
Run #5206d72f6f4f8: 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 #5206d72f6f4f8Run #5206d663ca0baDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,605 3,066 1,461 91.0%
Incl. Wall Time (microsec) per call 1,605 3,066 1,461 91.0%
Excl. Wall Time (microsec)58 59 1 1.7%
Incl. CPU (microsecs)893 966 73 8.2%
Incl. CPU (microsecs) per call 893 966 73 8.2%
Excl. CPU (microsec)55 48 -7 -12.7%
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)50,224 50,152 -72 -0.1%
Incl. PeakMemUse (bytes) per call 50,224 50,152 -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 Function1 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%