Diff Report
Run #51ec3b81ad265: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec3c1813b11: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #51ec3b81ad265Run #51ec3c1813b11DiffDiff%
Number of Function Calls76 76 0 0.0%
Incl. Wall Time (microsec)31,311 28,893 -2,418 -7.7%
Incl. Wall Time (microsec) per call 412 380 -32 -7.7%
Excl. Wall Time (microsec)2,625 2,637 12 0.5%
Incl. CPU (microsecs)23,119 22,177 -942 -4.1%
Incl. CPU (microsecs) per call 304 292 -12 -4.1%
Excl. CPU (microsec)2,364 2,359 -5 -0.2%
Incl. MemUse (bytes)2,284,328 2,284,328 0 0.0%
Incl. MemUse (bytes) per call 30,057 30,057 0 0.0%
Excl. MemUse (bytes)-70,256 -70,256 0 0.0%
Incl. PeakMemUse (bytes)3,012,320 3,012,320 0 0.0%
Incl. PeakMemUse (bytes) per call 39,636 39,636 0 0.0%
Excl. PeakMemUse (bytes)215,360 215,360 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% -2,418 -98.3% -942 -124.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function12 0.5% -5 -0.5% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -2,306 -95.4% -856 -90.9% 0 N/A% 0 N/A%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% -169 -7.0% -88 -9.3% 0 N/A% 0 N/A%
field_attach_load0 N/A% 57 2.4% 2 0.2% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -2,199 -90.9% -885 -93.9% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -195 -8.1% -38 -4.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% -26 -1.1% -7 -0.7% 0 N/A% 0 N/A%
array_diff0 N/A% -12 -0.5% -14 -1.5% 0 N/A% 0 N/A%
array_keys0 N/A% 2 0.1% 7 0.7% 0 N/A% 0 N/A%