Diff Report
Run #54e0a77153dbf: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #54e0a6d45fe2a: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValid

Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValidRun #54e0a77153dbfRun #54e0a6d45fe2aDiffDiff%
Number of Function Calls131 131 0 0.0%
Incl. Wall Time (microsec)4,656 4,698 42 0.9%
Incl. Wall Time (microsec) per call 36 36 0 0.9%
Excl. Wall Time (microsec)371 374 3 0.8%
Incl. CPU (microsecs)3,562 3,549 -13 -0.4%
Incl. CPU (microsecs) per call 27 27 -0 -0.4%
Excl. CPU (microsec)347 357 10 2.9%
Incl. MemUse (bytes)17,576 17,576 0 0.0%
Incl. MemUse (bytes) per call 134 134 0 0.0%
Excl. MemUse (bytes)1,160 1,160 0 0.0%
Incl. PeakMemUse (bytes)71,120 71,120 0 0.0%
Incl. PeakMemUse (bytes) per call 543 543 0 0.0%
Excl. PeakMemUse (bytes)1,040 1,040 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. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValid0 N/A% 42 2.4% -13 -1.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function3 7.1% 10 76.9% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 42 100.0% -13 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksum0 N/A% 39 92.9% -23 -176.9% 0 N/A% 0 N/A%