Diff Report
Run #520840a963a54: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5208407650493: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\CacheCollector::updateCache

Drupal\Core\Cache\CacheCollector::updateCacheRun #520840a963a54Run #5208407650493DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)7,042 7,172 130 1.8%
Incl. Wall Time (microsec) per call 7,042 7,172 130 1.8%
Excl. Wall Time (microsec)62 68 6 9.7%
Incl. CPU (microsecs)3,213 3,226 13 0.4%
Incl. CPU (microsecs) per call 3,213 3,226 13 0.4%
Excl. CPU (microsec)60 60 0 0.0%
Incl. MemUse (bytes)494,992 494,992 0 0.0%
Incl. MemUse (bytes) per call 494,992 494,992 0 0.0%
Excl. MemUse (bytes)-10,784 -10,784 0 0.0%
Incl. PeakMemUse (bytes)430,224 430,224 0 0.0%
Incl. PeakMemUse (bytes) per call 430,224 430,224 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% 130 120.4% 13 7.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function6 4.6% 0 0.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\CacheCollector::destruct0 N/A% 130 100.0% 13 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 196 150.8% 60 461.5% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::set0 N/A% -99 -76.2% -65 -500.0% 0 N/A% 0 N/A%
Drupal\Core\Lock\DatabaseLockBackend::acquire0 N/A% 69 53.1% 68 523.1% 0 N/A% 0 N/A%
Drupal\Core\Lock\DatabaseLockBackend::release0 N/A% -42 -32.3% -51 -392.3% 0 N/A% 0 N/A%
array_merge0 N/A% 0 0.0% 1 7.7% 0 N/A% 0 N/A%