Diff Report
Run #51ec5d631cb28: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec5ca916d7d: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #51ec5d631cb28Run #51ec5ca916d7dDiffDiff%
Number of Function Calls84 84 0 0.0%
Incl. Wall Time (microsec)42,422 41,616 -806 -1.9%
Incl. Wall Time (microsec) per call 505 495 -10 -1.9%
Excl. Wall Time (microsec)2,952 2,939 -13 -0.4%
Incl. CPU (microsecs)32,781 32,675 -106 -0.3%
Incl. CPU (microsecs) per call 390 389 -1 -0.3%
Excl. CPU (microsec)2,644 2,637 -7 -0.3%
Incl. MemUse (bytes)3,421,224 3,420,744 -480 -0.0%
Incl. MemUse (bytes) per call 40,729 40,723 -6 -0.0%
Excl. MemUse (bytes)-26,472 -26,664 -192 -0.7%
Incl. PeakMemUse (bytes)4,080,864 4,092,752 11,888 0.3%
Incl. PeakMemUse (bytes) per call 48,582 48,723 142 0.3%
Excl. PeakMemUse (bytes)341,328 342,744 1,416 0.4%

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% -806 -10.1% -106 -1.2% -480 -0.7% 11,888 18.0%
Exclusive Metrics Diff for Current Function-13 -1.6% -7 -6.6% -192 -40.0% 1,416 11.9%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -1,032 -128.0% -179 -168.9% -824 -171.7% 2,792 23.5%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% 188 23.3% 87 82.1% 344 71.7% 9,096 76.5%
field_attach_load0 N/A% 38 4.7% -14 -13.2% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -702 -87.1% -254 -239.6% -256 -53.3% 6,832 57.5%
Drupal\Core\Database\Connection::query0 N/A% -106 -13.2% 146 137.7% 32 6.7% 3,496 29.4%
Drupal\Core\Database\Connection::escapeTable0 N/A% 12 1.5% 17 16.0% 0 0.0% 144 1.2%
array_diff0 N/A% 4 0.5% 2 1.9% 0 0.0% 0 0.0%
array_keys0 N/A% -1 -0.1% -10 -9.4% -64 -13.3% 0 0.0%