Diff Report
Run #5391fc871e91d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #5391fd5a43e70: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #5391fc871e91dRun #5391fd5a43e70DiffDiff%
Number of Function Calls65 65 0 0.0%
Incl. Wall Time (microsec)58,929 56,520 -2,409 -4.1%
Incl. Wall Time (microsec) per call 907 870 -37 -4.1%
Excl. Wall Time (microsec)2,636 2,564 -72 -2.7%
Incl. CPU (microsecs)35,533 34,944 -589 -1.7%
Incl. CPU (microsecs) per call 547 538 -9 -1.7%
Excl. CPU (microsec)2,404 2,300 -104 -4.3%
Incl. MemUse (bytes)1,616,620 1,618,264 1,644 0.1%
Incl. MemUse (bytes) per call 24,871 24,896 25 0.1%
Excl. MemUse (bytes)280,452 280,936 484 0.2%
Incl. PeakMemUse (bytes)1,977,596 1,977,896 300 0.0%
Incl. PeakMemUse (bytes) per call 30,425 30,429 5 0.0%
Excl. PeakMemUse (bytes)304,292 304,772 480 0.2%

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% -2,409 -144.3% -589 -147.2% 1,644 6.6% 300 1.2%
Exclusive Metrics Diff for Current Function-72 -3.0% -104 -17.7% 484 29.4% 480 160.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -2,376 -98.6% -561 -95.2% 1,644 100.0% 300 100.0%
Drupal\Core\Entity\ContentEntityStorageBase::loadFieldItems0 N/A% -33 -1.4% -28 -4.8% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -1,270 -52.7% -98 -16.6% -8 -0.5% -40 -13.3%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -1,049 -43.5% -392 -66.6% 1,156 70.3% -116 -38.7%
array_diff0 N/A% -11 -0.5% -15 -2.5% 12 0.7% 0 0.0%
array_keys0 N/A% -4 -0.2% 14 2.4% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% -3 -0.1% 6 1.0% 0 0.0% -24 -8.0%