Diff Report
Run #5198b3cd5c9c1: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5198b38f0f1d5: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #5198b3cd5c9c1Run #5198b38f0f1d5DiffDiff%
Number of Function Calls39 39 0 0.0%
Incl. Wall Time (microsec)31,436 31,112 -324 -1.0%
Incl. Wall Time (microsec) per call 806 798 -8 -1.0%
Excl. Wall Time (microsec)1,271 1,294 23 1.8%
Incl. CPU (microsecs)20,022 20,212 190 0.9%
Incl. CPU (microsecs) per call 513 518 5 0.9%
Excl. CPU (microsec)1,120 1,120 0 0.0%
Incl. MemUse (bytes)1,149,344 1,149,304 -40 -0.0%
Incl. MemUse (bytes) per call 29,470 29,469 -1 -0.0%
Excl. MemUse (bytes)-96,160 -96,144 16 0.0%
Incl. PeakMemUse (bytes)1,270,368 1,270,448 80 0.0%
Incl. PeakMemUse (bytes) per call 32,574 32,576 2 0.0%
Excl. PeakMemUse (bytes)63,800 63,824 24 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% -324 -70.6% 190 68.6% -40 -0.1% 80 0.2%
Exclusive Metrics Diff for Current Function23 7.1% 0 0.0% 16 40.0% 24 30.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -405 -125.0% 190 100.0% -40 -100.0% 80 100.0%
field_attach_load0 N/A% 81 25.0% 0 0.0% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -476 -146.9% 100 52.6% -40 -100.0% -80 -100.0%
Drupal\Core\Database\Connection::query0 N/A% 121 37.3% 71 37.4% 8 20.0% 136 170.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% 10 3.1% 10 5.3% 0 0.0% 0 0.0%
array_keys0 N/A% -2 -0.6% 7 3.7% 0 0.0% 0 0.0%
array_diff0 N/A% 0 0.0% 2 1.1% -24 -60.0% 0 0.0%