Diff Report
Run #51ec5ca916d7d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec5d631cb28: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #51ec5ca916d7dRun #51ec5d631cb28DiffDiff%
Number of Function Calls84 84 0 0.0%
Incl. Wall Time (microsec)41,616 42,422 806 1.9%
Incl. Wall Time (microsec) per call 495 505 10 1.9%
Excl. Wall Time (microsec)2,939 2,952 13 0.4%
Incl. CPU (microsecs)32,675 32,781 106 0.3%
Incl. CPU (microsecs) per call 389 390 1 0.3%
Excl. CPU (microsec)2,637 2,644 7 0.3%
Incl. MemUse (bytes)3,420,744 3,421,224 480 0.0%
Incl. MemUse (bytes) per call 40,723 40,729 6 0.0%
Excl. MemUse (bytes)-26,664 -26,472 192 0.7%
Incl. PeakMemUse (bytes)4,092,752 4,080,864 -11,888 -0.3%
Incl. PeakMemUse (bytes) per call 48,723 48,582 -142 -0.3%
Excl. PeakMemUse (bytes)342,744 341,328 -1,416 -0.4%

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% 806 10.1% 106 1.2% 480 0.7% -11,888 -18.0%
Exclusive Metrics Diff for Current Function13 1.6% 7 6.6% 192 40.0% -1,416 -11.9%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 1,032 128.0% 179 168.9% 824 171.7% -2,792 -23.5%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% -188 -23.3% -87 -82.1% -344 -71.7% -9,096 -76.5%
field_attach_load0 N/A% -38 -4.7% 14 13.2% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 702 87.1% 254 239.6% 256 53.3% -6,832 -57.5%
Drupal\Core\Database\Connection::query0 N/A% 106 13.2% -146 -137.7% -32 -6.7% -3,496 -29.4%
Drupal\Core\Database\Connection::escapeTable0 N/A% -12 -1.5% -17 -16.0% 0 0.0% -144 -1.2%
array_diff0 N/A% -4 -0.5% -2 -1.9% 0 0.0% 0 0.0%
array_keys0 N/A% 1 0.1% 10 9.4% 64 13.3% 0 0.0%