Diff Report
Run #51ca5a4995c23: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ca5ac5912c3: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\CacheCollector::updateCache

Drupal\Core\Cache\CacheCollector::updateCacheRun #51ca5a4995c23Run #51ca5ac5912c3DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)6,109 6,049 -60 -1.0%
Incl. Wall Time (microsec) per call 6,109 6,049 -60 -1.0%
Excl. Wall Time (microsec)76 80 4 5.3%
Incl. CPU (microsecs)3,546 3,528 -18 -0.5%
Incl. CPU (microsecs) per call 3,546 3,528 -18 -0.5%
Excl. CPU (microsec)74 72 -2 -2.7%
Incl. MemUse (bytes)131,752 131,752 0 0.0%
Incl. MemUse (bytes) per call 131,752 131,752 0 0.0%
Excl. MemUse (bytes)-12,552 -12,552 0 0.0%
Incl. PeakMemUse (bytes)135,456 135,456 0 0.0%
Incl. PeakMemUse (bytes) per call 135,456 135,456 0 0.0%
Excl. PeakMemUse (bytes)0 0 0 N/A%

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% -60 -17.2% -18 -1.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function4 6.7% -2 -11.1% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\CacheCollector::destruct0 N/A% -60 -100.0% -18 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Cache\DatabaseBackend::set0 N/A% -47 -78.3% -35 -194.4% 0 N/A% 0 N/A%
Drupal\Core\Lock\DatabaseLockBackend::acquire0 N/A% -24 -40.0% 14 77.8% 0 N/A% 0 N/A%
Drupal\Core\Lock\DatabaseLockBackend::release0 N/A% 4 6.7% 2 11.1% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 3 5.0% 1 5.6% 0 N/A% 0 N/A%
array_merge0 N/A% 0 0.0% 2 11.1% 0 N/A% 0 N/A%