Diff Report
Run #519d44ffb3845: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d45a7cd8f5: 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 #519d44ffb3845Run #519d45a7cd8f5DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)4,883 4,780 -103 -2.1%
Incl. Wall Time (microsec) per call 698 683 -15 -2.1%
Excl. Wall Time (microsec)319 293 -26 -8.2%
Incl. CPU (microsecs)2,614 2,550 -64 -2.4%
Incl. CPU (microsecs) per call 373 364 -9 -2.4%
Excl. CPU (microsec)290 275 -15 -5.2%
Incl. MemUse (bytes)60,852 60,852 0 0.0%
Incl. MemUse (bytes) per call 8,693 8,693 0 0.0%
Excl. MemUse (bytes)7,576 7,576 0 0.0%
Incl. PeakMemUse (bytes)78,276 78,276 0 0.0%
Incl. PeakMemUse (bytes) per call 11,182 11,182 0 0.0%
Excl. PeakMemUse (bytes)9,572 9,572 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% -103 -4.4% -64 -13.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-26 -25.2% -15 -23.4% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% -103 -100.0% -64 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -75 -72.8% -47 -73.4% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -5 -4.9% -4 -6.2% 0 N/A% 0 N/A%
array_diff0 N/A% 2 1.9% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% 1 1.0% 1 1.6% 0 N/A% 0 N/A%
array_keys0 N/A% 0 0.0% 1 1.6% 0 N/A% 0 N/A%