Diff Report
Run #51ca54a312a65: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ca5414b31d9: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\CacheCollector::updateCache

Drupal\Core\Cache\CacheCollector::updateCacheRun #51ca54a312a65Run #51ca5414b31d9DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)7,052 7,207 155 2.2%
Incl. Wall Time (microsec) per call 7,052 7,207 155 2.2%
Excl. Wall Time (microsec)69 69 0 0.0%
Incl. CPU (microsecs)4,796 5,065 269 5.6%
Incl. CPU (microsecs) per call 4,796 5,065 269 5.6%
Excl. CPU (microsec)70 65 -5 -7.1%
Incl. MemUse (bytes)439,296 439,208 -88 -0.0%
Incl. MemUse (bytes) per call 439,296 439,208 -88 -0.0%
Excl. MemUse (bytes)-11,976 -11,976 0 0.0%
Incl. PeakMemUse (bytes)409,432 410,104 672 0.2%
Incl. PeakMemUse (bytes) per call 409,432 410,104 672 0.2%
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% 155 14.1% 269 124.0% -88 -0.1% 672 0.8%
Exclusive Metrics Diff for Current Function0 0.0% -5 -1.9% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Cache\CacheCollector::destruct0 N/A% 155 100.0% 269 100.0% -88 -100.0% 672 100.0%
Child functions
Drupal\Core\Cache\DatabaseBackend::set0 N/A% 115 74.2% 249 92.6% -96 -109.1% 520 77.4%
Drupal\Core\Lock\DatabaseLockBackend::release0 N/A% 58 37.4% -34 -12.6% 0 0.0% 0 0.0%
Drupal\Core\Lock\DatabaseLockBackend::acquire0 N/A% -10 -6.5% 0 0.0% 8 9.1% 72 10.7%
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -8 -5.2% 58 21.6% 0 0.0% 80 11.9%
array_merge0 N/A% 0 0.0% 1 0.4% 0 0.0% 0 0.0%