Diff Report
Run #51ca5414b31d9: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ca54a312a65: 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 #51ca54a312a65DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)7,207 7,052 -155 -2.2%
Incl. Wall Time (microsec) per call 7,207 7,052 -155 -2.2%
Excl. Wall Time (microsec)69 69 0 0.0%
Incl. CPU (microsecs)5,065 4,796 -269 -5.3%
Incl. CPU (microsecs) per call 5,065 4,796 -269 -5.3%
Excl. CPU (microsec)65 70 5 7.7%
Incl. MemUse (bytes)439,208 439,296 88 0.0%
Incl. MemUse (bytes) per call 439,208 439,296 88 0.0%
Excl. MemUse (bytes)-11,976 -11,976 0 0.0%
Incl. PeakMemUse (bytes)410,104 409,432 -672 -0.2%
Incl. PeakMemUse (bytes) per call 410,104 409,432 -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\Cache\DatabaseBackend::get0 N/A% 8 5.2% -58 -21.6% 0 0.0% -80 -11.9%
Drupal\Core\Lock\DatabaseLockBackend::release0 N/A% -58 -37.4% 34 12.6% 0 0.0% 0 0.0%
array_merge0 N/A% 0 0.0% -1 -0.4% 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%