Diff Report
Run #5659123816918: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5659177493c27: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValid

Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValidRun #5659123816918Run #5659177493c27DiffDiff%
Number of Function Calls161 162 1 0.6%
Incl. Wall Time (microsec)4,131 4,309 178 4.3%
Incl. Wall Time (microsec) per call 26 27 1 3.7%
Excl. Wall Time (microsec)269 276 7 2.6%
Incl. MemUse (bytes)42,032 42,032 0 0.0%
Incl. MemUse (bytes) per call 261 259 -2 -0.6%
Excl. MemUse (bytes)-584 -568 16 2.7%
Incl. PeakMemUse (bytes)62,240 62,832 592 1.0%
Incl. PeakMemUse (bytes) per call 387 388 1 0.3%
Excl. PeakMemUse (bytes)896 896 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValid [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValid1 50.0% 178 2.0% 0 0.0% 592 3.6%
Exclusive Metrics Diff for Current Function7 3.9% 16 N/A% 0 0.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 0.0% 172 96.6% -48 N/A% 592 100.0%
Drupal\Core\Cache\ApcuBackend::prepareItem1 100.0% 6 3.4% 48 N/A% 0 0.0%
Child function
Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksum1 100.0% 171 96.1% -16 N/A% 592 100.0%