Diff Report
Run #534ad9c94e95b: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #534ad8dec7444: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple@1

Drupal\Core\Cache\DatabaseBackend::getMultiple@1Run #534ad9c94e95bRun #534ad8dec7444DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)2,500 2,579 79 3.2%
Incl. Wall Time (microsec) per call 833 860 26 3.2%
Excl. Wall Time (microsec)200 208 8 4.0%
Incl. CPU (microsecs)1,708 1,708 0 0.0%
Incl. CPU (microsecs) per call 569 569 0 0.0%
Excl. CPU (microsec)176 180 4 2.3%
Incl. MemUse (bytes)82,600 82,596 -4 -0.0%
Incl. MemUse (bytes) per call 27,533 27,532 -1 -0.0%
Excl. MemUse (bytes)25,028 25,028 0 0.0%
Incl. PeakMemUse (bytes)108,744 108,740 -4 -0.0%
Incl. PeakMemUse (bytes) per call 36,248 36,247 -1 -0.0%
Excl. PeakMemUse (bytes)19,108 19,108 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::getMultiple@1 [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::getMultiple@10 N/A% 79 4.8% 0 0.0% -4 -0.0% -4 -0.0%
Exclusive Metrics Diff for Current Function8 10.1% 4 N/A% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% 88 111.4% 4 N/A% -4 -100.0% -4 -100.0%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% -9 -11.4% -4 N/A% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 52 65.8% -8 N/A% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 19 24.1% 1 N/A% -4 -100.0% -4 -100.0%
array_diff0 N/A% 0 0.0% 2 N/A% 0 0.0% 0 0.0%
array_keys0 N/A% 0 0.0% 1 N/A% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% 0 0.0% 0 N/A% 0 0.0% 0 0.0%