Diff Report
Run #5219624c55207: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #521962a927d49: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\CacheCollector::updateCache

Drupal\Core\Cache\CacheCollector::updateCacheRun #5219624c55207Run #521962a927d49DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)6,077 6,657 580 9.5%
Incl. Wall Time (microsec) per call 6,077 6,657 580 9.5%
Excl. Wall Time (microsec)74 73 -1 -1.4%
Incl. CPU (microsecs)2,542 2,650 108 4.2%
Incl. CPU (microsecs) per call 2,542 2,650 108 4.2%
Excl. CPU (microsec)63 67 4 6.3%
Incl. MemUse (bytes)267,352 267,328 -24 -0.0%
Incl. MemUse (bytes) per call 267,352 267,328 -24 -0.0%
Excl. MemUse (bytes)-10,784 -10,784 0 0.0%
Incl. PeakMemUse (bytes)222,928 222,544 -384 -0.2%
Incl. PeakMemUse (bytes) per call 222,928 222,544 -384 -0.2%
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% 580 124.7% 108 11.4% -24 -0.1% -384 -1.3%
Exclusive Metrics Diff for Current Function-1 -0.2% 4 3.7% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Cache\CacheCollector::destruct0 N/A% 580 100.0% 108 100.0% -24 -100.0% -384 -100.0%
Child functions
Drupal\Core\Lock\DatabaseLockBackend::acquire0 N/A% 254 43.8% 69 63.9% -8 -33.3% -232 -60.4%
Drupal\Core\Cache\DatabaseBackend::set0 N/A% 216 37.2% 31 28.7% 0 0.0% -136 -35.4%
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 188 32.4% 40 37.0% 0 0.0% 0 0.0%
Drupal\Core\Lock\DatabaseLockBackend::release0 N/A% -77 -13.3% -35 -32.4% -16 -66.7% -16 -4.2%
array_merge0 N/A% 0 0.0% -1 -0.9% 0 0.0% 0 0.0%