Diff Report
Run #544333b05173f: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #544337f542f97: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\ApcuBackend::getMultiple

Drupal\Core\Cache\ApcuBackend::getMultipleRun #544333b05173fRun #544337f542f97DiffDiff%
Number of Function Calls79 79 0 0.0%
Incl. Wall Time (microsec)20,779 21,502 723 3.5%
Incl. Wall Time (microsec) per call 263 272 9 3.5%
Excl. Wall Time (microsec)1,883 1,943 60 3.2%
Incl. CPU (microsecs)20,736 21,520 784 3.8%
Incl. CPU (microsecs) per call 262 272 10 3.8%
Excl. CPU (microsec)1,412 1,529 117 8.3%
Incl. MemUse (bytes)4,268,848 4,165,280 -103,568 -2.4%
Incl. MemUse (bytes) per call 54,036 52,725 -1,311 -2.4%
Excl. MemUse (bytes)-113,440 -113,472 -32 -0.0%
Incl. PeakMemUse (bytes)3,717,624 3,542,840 -174,784 -4.7%
Incl. PeakMemUse (bytes) per call 47,059 44,846 -2,212 -4.7%
Excl. PeakMemUse (bytes)16,352 15,640 -712 -4.4%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\ApcuBackend::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\ApcuBackend::getMultiple0 N/A% 723 21.5% 784 10.0% -103,568 -99.5% -174,784 -175.3%
Exclusive Metrics Diff for Current Function60 8.3% 117 14.9% -32 -0.0% -712 -0.4%
Parent function
Drupal\Core\Cache\ChainedFastBackend::getMultiple0 N/A% 723 100.0% 784 100.0% -103,568 -100.0% -174,784 -100.0%
Child functions
apc_fetch0 N/A% 591 81.7% 658 83.9% -103,608 -100.0% -173,592 -99.3%
array_diff0 N/A% 29 4.0% 19 2.4% 0 0.0% 0 0.0%
Drupal\Core\Cache\ApcuBackend::prepareItem0 N/A% 17 2.4% 4 0.5% 40 0.0% -96 -0.1%
Drupal\Core\Cache\ApcuBackend::getApcuKey0 N/A% 16 2.2% -12 -1.5% 32 0.0% -176 -0.1%
array_keys0 N/A% 10 1.4% -2 -0.3% 0 0.0% -208 -0.1%