Diff Report
Run #51f5bb078e5a7: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51f5bb45dd257: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\CacheCollector::updateCache

Drupal\Core\Cache\CacheCollector::updateCacheRun #51f5bb078e5a7Run #51f5bb45dd257DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)6,635 6,500 -135 -2.0%
Incl. Wall Time (microsec) per call 6,635 6,500 -135 -2.0%
Excl. Wall Time (microsec)79 64 -15 -19.0%
Incl. CPU (microsecs)2,718 2,624 -94 -3.5%
Incl. CPU (microsecs) per call 2,718 2,624 -94 -3.5%
Excl. CPU (microsec)71 60 -11 -15.5%
Incl. MemUse (bytes)267,984 267,984 0 0.0%
Incl. MemUse (bytes) per call 267,984 267,984 0 0.0%
Excl. MemUse (bytes)-10,776 -10,776 0 0.0%
Incl. PeakMemUse (bytes)238,744 238,744 0 0.0%
Incl. PeakMemUse (bytes) per call 238,744 238,744 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% -135 -17.9% -94 -80.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-15 -11.1% -11 -11.7% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\CacheCollector::destruct0 N/A% -135 -100.0% -94 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Lock\DatabaseLockBackend::release0 N/A% -145 -107.4% -37 -39.4% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::set0 N/A% 68 50.4% 11 11.7% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -44 -32.6% -16 -17.0% 0 N/A% 0 N/A%
array_merge0 N/A% 1 0.7% 1 1.1% 0 N/A% 0 N/A%
Drupal\Core\Lock\DatabaseLockBackend::acquire0 N/A% 0 0.0% -42 -44.7% 0 N/A% 0 N/A%