Diff Report
Run #5204421e7a2a2: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5204417bc7ab7: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\CacheCollector::updateCache

Drupal\Core\Cache\CacheCollector::updateCacheRun #5204421e7a2a2Run #5204417bc7ab7DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)6,721 6,834 113 1.7%
Incl. Wall Time (microsec) per call 6,721 6,834 113 1.7%
Excl. Wall Time (microsec)62 74 12 19.4%
Incl. CPU (microsecs)2,706 2,717 11 0.4%
Incl. CPU (microsecs) per call 2,706 2,717 11 0.4%
Excl. CPU (microsec)55 63 8 14.5%
Incl. MemUse (bytes)267,232 267,232 0 0.0%
Incl. MemUse (bytes) per call 267,232 267,232 0 0.0%
Excl. MemUse (bytes)-10,776 -10,776 0 0.0%
Incl. PeakMemUse (bytes)216,280 216,280 0 0.0%
Incl. PeakMemUse (bytes) per call 216,280 216,280 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% 113 13.0% 11 0.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function12 10.6% 8 72.7% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\CacheCollector::destruct0 N/A% 113 100.0% 11 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Cache\DatabaseBackend::set0 N/A% 83 73.5% 20 181.8% 0 N/A% 0 N/A%
Drupal\Core\Lock\DatabaseLockBackend::acquire0 N/A% 65 57.5% 1 9.1% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -29 -25.7% -25 -227.3% 0 N/A% 0 N/A%
Drupal\Core\Lock\DatabaseLockBackend::release0 N/A% -19 -16.8% 5 45.5% 0 N/A% 0 N/A%
array_merge0 N/A% 1 0.9% 2 18.2% 0 N/A% 0 N/A%