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\ChainedFastBackend::getMultiple

Drupal\Core\Cache\ChainedFastBackend::getMultipleRun #544333b05173fRun #544337f542f97DiffDiff%
Number of Function Calls79 79 0 0.0%
Incl. Wall Time (microsec)23,130 24,119 989 4.3%
Incl. Wall Time (microsec) per call 293 305 13 4.3%
Excl. Wall Time (microsec)767 814 47 6.1%
Incl. CPU (microsecs)22,909 23,922 1,013 4.4%
Incl. CPU (microsecs) per call 290 303 13 4.4%
Excl. CPU (microsec)670 706 36 5.4%
Incl. MemUse (bytes)4,336,984 4,233,432 -103,552 -2.4%
Incl. MemUse (bytes) per call 54,899 53,588 -1,311 -2.4%
Excl. MemUse (bytes)2,528 2,544 16 0.6%
Incl. PeakMemUse (bytes)3,836,872 3,661,744 -175,128 -4.6%
Incl. PeakMemUse (bytes) per call 48,568 46,351 -2,217 -4.6%
Excl. PeakMemUse (bytes)12,032 11,688 -344 -2.9%

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% 989 29.4% 1,013 13.0% -103,552 -99.5% -175,128 -175.7%
Exclusive Metrics Diff for Current Function47 4.8% 36 3.6% 16 0.0% -344 -0.2%
Parent functions
Drupal\Core\Cache\ChainedFastBackend::get0 N/A% 906 91.6% 960 94.8% -103,512 -100.0% -174,984 -99.9%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% 83 8.4% 53 5.2% -40 -0.0% -144 -0.1%
Child functions
Drupal\Core\Cache\ApcuBackend::getMultiple0 N/A% 723 73.1% 784 77.4% -103,568 -100.0% -174,784 -99.8%
Drupal\Core\Cache\ChainedFastBackend::getLastWriteTimestamp0 N/A% 219 22.1% 193 19.1% 0 0.0% 0 0.0%