Diff Report
Run #54e17147d69ca: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #54e17418dee8e: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\ChainedFastBackend::getLastWriteTimestamp

Drupal\Core\Cache\ChainedFastBackend::getLastWriteTimestampRun #54e17147d69caRun #54e17418dee8eDiffDiff%
Number of Function Calls63 63 0 0.0%
Incl. Wall Time (microsec)1,415 1,459 44 3.1%
Incl. Wall Time (microsec) per call 22 23 1 3.1%
Excl. Wall Time (microsec)37 38 1 2.7%
Incl. MemUse (bytes)36,088 36,088 0 0.0%
Incl. MemUse (bytes) per call 573 573 0 0.0%
Excl. MemUse (bytes)-3,744 -3,744 0 0.0%
Incl. PeakMemUse (bytes)77,640 77,608 -32 -0.0%
Incl. PeakMemUse (bytes) per call 1,232 1,232 -1 -0.0%
Excl. PeakMemUse (bytes)200 200 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\ChainedFastBackend::getLastWriteTimestamp [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\ChainedFastBackend::getLastWriteTimestamp0 N/A% 44 0.8% 0 N/A% -32 N/A%
Exclusive Metrics Diff for Current Function1 2.3% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Cache\ChainedFastBackend::getMultiple0 N/A% 44 100.0% 0 N/A% -32 -100.0%
Child function
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 43 97.7% 0 N/A% -32 -100.0%