Diff Report
Run #519d9cf28420e: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d9d52c2102: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #519d9cf28420eRun #519d9d52c2102DiffDiff%
Number of Function Calls91 91 0 0.0%
Incl. Wall Time (microsec)60,863 61,247 384 0.6%
Incl. Wall Time (microsec) per call 669 673 4 0.6%
Excl. Wall Time (microsec)2,792 2,790 -2 -0.1%
Incl. CPU (microsecs)41,043 41,588 545 1.3%
Incl. CPU (microsecs) per call 451 457 6 1.3%
Excl. CPU (microsec)2,528 2,482 -46 -1.8%
Incl. MemUse (bytes)3,014,328 3,014,328 0 0.0%
Incl. MemUse (bytes) per call 33,124 33,124 0 0.0%
Excl. MemUse (bytes)-152,448 -152,448 0 0.0%
Incl. PeakMemUse (bytes)3,077,168 3,077,168 0 0.0%
Incl. PeakMemUse (bytes) per call 33,815 33,815 0 0.0%
Excl. PeakMemUse (bytes)147,456 147,456 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% 384 173.8% 545 23.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -0.5% -46 -8.4% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 250 65.1% 470 86.2% 0 N/A% 0 N/A%
field_attach_load0 N/A% 134 34.9% 75 13.8% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 442 115.1% 578 106.1% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -56 -14.6% 5 0.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% 1 0.3% 8 1.5% 0 N/A% 0 N/A%
array_keys0 N/A% -1 -0.3% 0 0.0% 0 N/A% 0 N/A%
array_diff0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%