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

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #519ff79b9e81aRun #519ff693b4ca2DiffDiff%
Number of Function Calls73 73 0 0.0%
Incl. Wall Time (microsec)43,358 43,193 -165 -0.4%
Incl. Wall Time (microsec) per call 594 592 -2 -0.4%
Excl. Wall Time (microsec)2,850 2,858 8 0.3%
Incl. CPU (microsecs)40,793 40,692 -101 -0.2%
Incl. CPU (microsecs) per call 559 557 -1 -0.2%
Excl. CPU (microsec)2,558 2,592 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 Function8 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%