Diff Report
Run #544333b05173f: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #54433ad6a7755: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\ChainedFastBackend::getLastWriteTimestamp

Drupal\Core\Cache\ChainedFastBackend::getLastWriteTimestampRun #544333b05173fRun #54433ad6a7755DiffDiff%
Number of Function Calls79 79 0 0.0%
Incl. Wall Time (microsec)1,584 1,690 106 6.7%
Incl. Wall Time (microsec) per call 20 21 1 6.7%
Excl. Wall Time (microsec)130 146 16 12.3%
Incl. CPU (microsecs)1,503 1,596 93 6.2%
Incl. CPU (microsecs) per call 19 20 1 6.2%
Excl. CPU (microsec)241 250 9 3.7%
Incl. MemUse (bytes)65,608 65,608 0 0.0%
Incl. MemUse (bytes) per call 830 830 0 0.0%
Excl. MemUse (bytes)-4,392 -4,392 0 0.0%
Incl. PeakMemUse (bytes)107,216 107,216 0 0.0%
Incl. PeakMemUse (bytes) per call 1,357 1,357 0 0.0%
Excl. PeakMemUse (bytes)144 144 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. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Cache\ChainedFastBackend::getLastWriteTimestamp0 N/A% 106 0.1% 93 0.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function16 15.1% 9 9.7% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\ChainedFastBackend::getMultiple0 N/A% 106 100.0% 93 100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 90 84.9% 84 90.3% 0 N/A% 0 N/A%