Diff Report
Run #519ff693b4ca2: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519ff79b9e81a: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #519ff693b4ca2Run #519ff79b9e81aDiffDiff%
Number of Function Calls73 73 0 0.0%
Incl. Wall Time (microsec)43,193 43,358 165 0.4%
Incl. Wall Time (microsec) per call 592 594 2 0.4%
Excl. Wall Time (microsec)2,858 2,850 -8 -0.3%
Incl. CPU (microsecs)40,692 40,793 101 0.2%
Incl. CPU (microsecs) per call 557 559 1 0.2%
Excl. CPU (microsec)2,592 2,558 -34 -1.3%
Incl. MemUse (bytes)1,778,184 1,778,184 0 0.0%
Incl. MemUse (bytes) per call 24,359 24,359 0 0.0%
Excl. MemUse (bytes)97,664 97,664 0 0.0%
Incl. PeakMemUse (bytes)2,349,376 2,349,376 0 0.0%
Incl. PeakMemUse (bytes) per call 32,183 32,183 0 0.0%
Excl. PeakMemUse (bytes)189,696 189,696 0 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% 165 29.2% 101 16.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-8 -4.8% -34 -33.7% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 198 120.0% 134 132.7% 0 N/A% 0 N/A%
field_attach_load0 N/A% -33 -20.0% -33 -32.7% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 173 104.8% 177 175.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% -2 -1.2% 9 8.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::query0 N/A% 1 0.6% -58 -57.4% 0 N/A% 0 N/A%
array_keys0 N/A% 1 0.6% 12 11.9% 0 N/A% 0 N/A%
array_diff0 N/A% 0 0.0% -5 -5.0% 0 N/A% 0 N/A%