Diff Report
Run #521962849973a: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5219624c55207: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #521962849973aRun #5219624c55207DiffDiff%
Number of Function Calls59 59 0 0.0%
Incl. Wall Time (microsec)32,614 32,926 312 1.0%
Incl. Wall Time (microsec) per call 553 558 5 1.0%
Excl. Wall Time (microsec)2,217 2,195 -22 -1.0%
Incl. CPU (microsecs)17,883 17,726 -157 -0.9%
Incl. CPU (microsecs) per call 303 300 -3 -0.9%
Excl. CPU (microsec)1,986 1,984 -2 -0.1%
Incl. MemUse (bytes)1,497,000 1,497,000 0 0.0%
Incl. MemUse (bytes) per call 25,373 25,373 0 0.0%
Excl. MemUse (bytes)-118,344 -118,344 0 0.0%
Incl. PeakMemUse (bytes)1,971,304 1,971,304 0 0.0%
Incl. PeakMemUse (bytes) per call 33,412 33,412 0 0.0%
Excl. PeakMemUse (bytes)170,264 170,264 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::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\DatabaseBackend::getMultiple0 N/A% 312 588.7% -157 -124.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-22 -7.1% -2 -1.3% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 584 187.2% -90 -57.3% 0 N/A% 0 N/A%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% -272 -87.2% -67 -42.7% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 486 155.8% -6 -3.8% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -152 -48.7% -126 -80.3% 0 N/A% 0 N/A%
array_diff0 N/A% -4 -1.3% -19 -12.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% 3 1.0% 15 9.6% 0 N/A% 0 N/A%
array_keys0 N/A% 1 0.3% -19 -12.1% 0 N/A% 0 N/A%