Diff Report
Run #5589b6f75b296: XHProf Run (Namespace=drupal-perf-stefanr)
vs.
Run #5589b704ad974: XHProf Run (Namespace=drupal-perf-stefanr)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValid

Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValidRun #5589b6f75b296Run #5589b704ad974DiffDiff%
Number of Function Calls10,900 10,900 0 0.0%
Incl. Wall Time (microsec)586,258 568,156 -18,102 -3.1%
Incl. Wall Time (microsec) per call 54 52 -2 -3.1%
Excl. Wall Time (microsec)40,230 39,441 -789 -2.0%
Incl. MemUse (bytes)1,566,400 1,566,400 0 0.0%
Incl. MemUse (bytes) per call 144 144 0 0.0%
Excl. MemUse (bytes)101,600 101,600 0 0.0%
Incl. PeakMemUse (bytes)5,641,600 5,712,000 70,400 1.2%
Incl. PeakMemUse (bytes) per call 518 524 6 1.2%
Excl. PeakMemUse (bytes)89,600 89,600 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::isValid0 N/A% -18,102 -0.9% 0 0.0% 70,400 1.2%
Exclusive Metrics Diff for Current Function-789 -4.4% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -18,102 -100.0% 0 N/A% 70,400 100.0%
Child function
Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksum0 N/A% -17,313 -95.6% 0 N/A% 70,400 100.0%