Diff Report
Run #51ec227a9cea0: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec243650361: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\CacheCollector::updateCache

Drupal\Core\Cache\CacheCollector::updateCacheRun #51ec227a9cea0Run #51ec243650361DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)5,366 5,306 -60 -1.1%
Incl. Wall Time (microsec) per call 5,366 5,306 -60 -1.1%
Excl. Wall Time (microsec)50 47 -3 -6.0%
Incl. CPU (microsecs)2,305 2,311 6 0.3%
Incl. CPU (microsecs) per call 2,305 2,311 6 0.3%
Excl. CPU (microsec)42 45 3 7.1%
Incl. MemUse (bytes)267,528 267,512 -16 -0.0%
Incl. MemUse (bytes) per call 267,528 267,512 -16 -0.0%
Excl. MemUse (bytes)-10,840 -10,840 0 0.0%
Incl. PeakMemUse (bytes)245,880 240,200 -5,680 -2.3%
Incl. PeakMemUse (bytes) per call 245,880 240,200 -5,680 -2.3%
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% -60 -0.7% 6 0.1% -16 -0.1% -5,680 -17.7%
Exclusive Metrics Diff for Current Function-3 -5.0% 3 50.0% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Cache\CacheCollector::destruct0 N/A% -60 -100.0% 6 100.0% -16 -100.0% -5,680 -100.0%
Child functions
Drupal\Core\Lock\DatabaseLockBackend::release0 N/A% -67 -111.7% -2 -33.3% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::set0 N/A% 7 11.7% 4 66.7% -24 -150.0% -1,624 -28.6%
array_merge0 N/A% 2 3.3% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 1 1.7% -1 -16.7% 0 0.0% -248 -4.4%
Drupal\Core\Lock\DatabaseLockBackend::acquire0 N/A% 0 0.0% 2 33.3% 8 50.0% -3,808 -67.0%