Diff Report
Run #519eadc55e057: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519ead70538d1: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple@1

Drupal\Core\Cache\DatabaseBackend::getMultiple@1Run #519eadc55e057Run #519ead70538d1DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)4,599 4,614 15 0.3%
Incl. Wall Time (microsec) per call 657 659 2 0.3%
Excl. Wall Time (microsec)367 334 -33 -9.0%
Incl. CPU (microsecs)2,673 2,563 -110 -4.1%
Incl. CPU (microsecs) per call 382 366 -16 -4.1%
Excl. CPU (microsec)327 287 -40 -12.2%
Incl. MemUse (bytes)60,880 60,880 0 0.0%
Incl. MemUse (bytes) per call 8,697 8,697 0 0.0%
Excl. MemUse (bytes)7,576 7,576 0 0.0%
Incl. PeakMemUse (bytes)76,360 76,360 0 0.0%
Incl. PeakMemUse (bytes) per call 10,909 10,909 0 0.0%
Excl. PeakMemUse (bytes)8,800 8,800 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::getMultiple@1 [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::getMultiple@10 N/A% 15 1.1% -110 -47.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-33 -220.0% -40 -36.4% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% 15 100.0% -110 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 59 393.3% -61 -55.5% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -10 -66.7% -13 -11.8% 0 N/A% 0 N/A%
array_diff0 N/A% -1 -6.7% 1 0.9% 0 N/A% 0 N/A%
array_keys0 N/A% 0 0.0% 1 0.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% 0 0.0% 2 1.8% 0 N/A% 0 N/A%