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

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #519ead70538d1Run #519eadc55e057DiffDiff%
Number of Function Calls102 102 0 0.0%
Incl. Wall Time (microsec)97,101 98,235 1,134 1.2%
Incl. Wall Time (microsec) per call 952 963 11 1.2%
Excl. Wall Time (microsec)4,937 5,010 73 1.5%
Incl. CPU (microsecs)57,599 57,920 321 0.6%
Incl. CPU (microsecs) per call 565 568 3 0.6%
Excl. CPU (microsec)4,497 4,608 111 2.5%
Incl. MemUse (bytes)1,441,120 1,441,120 0 0.0%
Incl. MemUse (bytes) per call 14,129 14,129 0 0.0%
Excl. MemUse (bytes)207,452 207,452 0 0.0%
Incl. PeakMemUse (bytes)1,810,016 1,810,016 0 0.0%
Incl. PeakMemUse (bytes) per call 17,745 17,745 0 0.0%
Excl. PeakMemUse (bytes)212,216 212,216 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% 1,134 86.4% 321 137.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function73 6.4% 111 34.6% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 1,085 95.7% 319 99.4% 0 N/A% 0 N/A%
field_attach_load0 N/A% 49 4.3% 2 0.6% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 749 66.0% 55 17.1% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 320 28.2% 186 57.9% 0 N/A% 0 N/A%
array_diff0 N/A% -5 -0.4% 6 1.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% -2 -0.2% -21 -6.5% 0 N/A% 0 N/A%
array_keys0 N/A% -1 -0.1% -16 -5.0% 0 N/A% 0 N/A%