Diff Report
Run #51ca5a4995c23: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ca5b0eb2b08: 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 #51ca5b0eb2b08DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)6,109 5,833 -276 -4.5%
Incl. Wall Time (microsec) per call 6,109 5,833 -276 -4.5%
Excl. Wall Time (microsec)76 76 0 0.0%
Incl. CPU (microsecs)3,546 3,364 -182 -5.1%
Incl. CPU (microsecs) per call 3,546 3,364 -182 -5.1%
Excl. CPU (microsec)74 70 -4 -5.4%
Incl. MemUse (bytes)131,752 131,824 72 0.1%
Incl. MemUse (bytes) per call 131,752 131,824 72 0.1%
Excl. MemUse (bytes)-12,552 -12,552 0 0.0%
Incl. PeakMemUse (bytes)135,456 135,960 504 0.4%
Incl. PeakMemUse (bytes) per call 135,456 135,960 504 0.4%
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% -276 -7.4% -182 -7.3% 72 0.0% 504 0.2%
Exclusive Metrics Diff for Current Function0 0.0% -4 -2.2% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Cache\CacheCollector::destruct0 N/A% -276 -100.0% -182 -100.0% 72 100.0% 504 100.0%
Child functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -173 -62.7% -75 -41.2% 0 0.0% 0 0.0%
Drupal\Core\Lock\DatabaseLockBackend::release0 N/A% -101 -36.6% 22 12.1% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::set0 N/A% -87 -31.5% -143 -78.6% 72 100.0% 576 114.3%
Drupal\Core\Lock\DatabaseLockBackend::acquire0 N/A% 85 30.8% 17 9.3% 0 0.0% -72 -14.3%
array_merge0 N/A% 0 0.0% 1 0.5% 0 0.0% 0 0.0%