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\Cache\CacheCollector::updateCache

Drupal\Core\Cache\CacheCollector::updateCacheRun #51e2215579f70Run #51e22193d5fd6DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)4,580 4,699 119 2.6%
Incl. Wall Time (microsec) per call 4,580 4,699 119 2.6%
Excl. Wall Time (microsec)67 61 -6 -9.0%
Incl. CPU (microsecs)2,650 2,699 49 1.8%
Incl. CPU (microsecs) per call 2,650 2,699 49 1.8%
Excl. CPU (microsec)55 49 -6 -10.9%
Incl. MemUse (bytes)272,224 272,224 0 0.0%
Incl. MemUse (bytes) per call 272,224 272,224 0 0.0%
Excl. MemUse (bytes)-11,968 -11,968 0 0.0%
Incl. PeakMemUse (bytes)267,888 267,888 0 0.0%
Incl. PeakMemUse (bytes) per call 267,888 267,888 0 0.0%
Excl. PeakMemUse (bytes)568 568 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\CacheCollector::updateCache [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\Cache\CacheCollector::updateCache0 N/A% 119 264.4% 49 81.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-6 -5.0% -6 -12.2% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\CacheCollector::destruct0 N/A% 119 100.0% 49 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Cache\DatabaseBackend::set0 N/A% 125 105.0% 57 116.3% 0 N/A% 0 N/A%
Drupal\Core\Lock\DatabaseLockBackend::release0 N/A% -51 -42.9% -42 -85.7% 0 N/A% 0 N/A%
Drupal\Core\Lock\DatabaseLockBackend::acquire0 N/A% 42 35.3% 32 65.3% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 9 7.6% 8 16.3% 0 N/A% 0 N/A%
array_merge0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%