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::getMultiple

Drupal\Core\Cache\ChainedFastBackend::getMultipleRun #544333b05173fRun #54433ad6a7755DiffDiff%
Number of Function Calls79 79 0 0.0%
Incl. Wall Time (microsec)23,130 26,568 3,438 14.9%
Incl. Wall Time (microsec) per call 293 336 44 14.9%
Excl. Wall Time (microsec)767 876 109 14.2%
Incl. CPU (microsecs)22,909 25,983 3,074 13.4%
Incl. CPU (microsecs) per call 290 329 39 13.4%
Excl. CPU (microsec)670 767 97 14.5%
Incl. MemUse (bytes)4,336,984 4,231,536 -105,448 -2.4%
Incl. MemUse (bytes) per call 54,899 53,564 -1,335 -2.4%
Excl. MemUse (bytes)2,528 2,576 48 1.9%
Incl. PeakMemUse (bytes)3,836,872 3,617,760 -219,112 -5.7%
Incl. PeakMemUse (bytes) per call 48,568 45,794 -2,774 -5.7%
Excl. PeakMemUse (bytes)12,032 11,272 -760 -6.3%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\ChainedFastBackend::getMultiple [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::getMultiple0 N/A% 3,438 3.9% 3,074 3.7% -105,448 -176.1% -219,112 -388.0%
Exclusive Metrics Diff for Current Function109 3.2% 97 3.2% 48 0.0% -760 -0.3%
Parent functions
Drupal\Core\Cache\ChainedFastBackend::get0 N/A% 3,118 90.7% 2,769 90.1% -105,504 -100.1% -219,264 -100.1%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% 320 9.3% 305 9.9% 56 0.1% 152 0.1%
Child functions
Drupal\Core\Cache\ApcuBackend::getMultiple0 N/A% 3,223 93.7% 2,884 93.8% -105,496 -100.0% -218,352 -99.7%
Drupal\Core\Cache\ChainedFastBackend::getLastWriteTimestamp0 N/A% 106 3.1% 93 3.0% 0 0.0% 0 0.0%