Diff Report
Run #51ca5414b31d9: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ca54a312a65: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Lock\DatabaseLockBackend::acquire

Drupal\Core\Lock\DatabaseLockBackend::acquireRun #51ca5414b31d9Run #51ca54a312a65DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,949 1,959 10 0.5%
Incl. Wall Time (microsec) per call 1,949 1,959 10 0.5%
Excl. Wall Time (microsec)49 45 -4 -8.2%
Incl. CPU (microsecs)1,129 1,129 0 0.0%
Incl. CPU (microsecs) per call 1,129 1,129 0 0.0%
Excl. CPU (microsec)38 34 -4 -10.5%
Incl. MemUse (bytes)125,432 125,424 -8 -0.0%
Incl. MemUse (bytes) per call 125,432 125,424 -8 -0.0%
Excl. MemUse (bytes)1,576 1,576 0 0.0%
Incl. PeakMemUse (bytes)109,560 109,488 -72 -0.1%
Incl. PeakMemUse (bytes) per call 109,560 109,488 -72 -0.1%
Excl. PeakMemUse (bytes)1,656 1,656 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% 10 0.9% 0 0.0% -8 -0.0% -72 -0.1%
Exclusive Metrics Diff for Current Function-4 -40.0% -4 N/A% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Cache\CacheCollector::updateCache0 N/A% 10 100.0% 0 N/A% -8 -100.0% -72 -100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Insert::execute0 N/A% 8 80.0% -2 N/A% 0 0.0% 0 0.0%
db_insert0 N/A% 7 70.0% 8 N/A% -8 -100.0% 80 111.1%
Drupal\Core\Database\Query\Insert::fields0 N/A% -1 -10.0% -6 N/A% 0 0.0% -152 -211.1%
microtime0 N/A% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
Drupal\Core\Lock\LockBackendAbstract::getLockId0 N/A% 0 0.0% 3 N/A% 0 0.0% 0 0.0%
max0 N/A% 0 0.0% 1 N/A% 0 0.0% 0 0.0%