Diff Report
Run #51ca5414b31d9: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ca5476d8061: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\CacheCollector::updateCache

Drupal\Core\Cache\CacheCollector::updateCacheRun #51ca5414b31d9Run #51ca5476d8061DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)7,207 6,962 -245 -3.4%
Incl. Wall Time (microsec) per call 7,207 6,962 -245 -3.4%
Excl. Wall Time (microsec)69 66 -3 -4.3%
Incl. CPU (microsecs)5,065 4,806 -259 -5.1%
Incl. CPU (microsecs) per call 5,065 4,806 -259 -5.1%
Excl. CPU (microsec)65 61 -4 -6.2%
Incl. MemUse (bytes)439,208 439,208 0 0.0%
Incl. MemUse (bytes) per call 439,208 439,208 0 0.0%
Excl. MemUse (bytes)-11,976 -11,976 0 0.0%
Incl. PeakMemUse (bytes)410,104 410,104 0 0.0%
Incl. PeakMemUse (bytes) per call 410,104 410,104 0 0.0%
Excl. PeakMemUse (bytes)376 376 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% -245 -20.3% -259 -69.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-3 -1.2% -4 -1.5% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\CacheCollector::destruct0 N/A% -245 -100.0% -259 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Cache\DatabaseBackend::set0 N/A% -195 -79.6% -248 -95.8% 0 N/A% 0 N/A%
Drupal\Core\Lock\DatabaseLockBackend::release0 N/A% -44 -18.0% 40 15.4% 0 N/A% 0 N/A%
Drupal\Core\Lock\DatabaseLockBackend::acquire0 N/A% -36 -14.7% 28 10.8% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 34 13.9% -73 -28.2% 0 N/A% 0 N/A%
array_merge0 N/A% -1 -0.4% -2 -0.8% 0 N/A% 0 N/A%