Diff Report
Run #51ec517fc2424: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec51f5849d9: 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 #51ec517fc2424Run #51ec51f5849d9DiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)2,127 1,938 -189 -8.9%
Incl. Wall Time (microsec) per call 532 485 -47 -8.9%
Excl. Wall Time (microsec)173 176 3 1.7%
Incl. CPU (microsecs)1,531 1,504 -27 -1.8%
Incl. CPU (microsecs) per call 383 376 -7 -1.8%
Excl. CPU (microsec)151 153 2 1.3%
Incl. MemUse (bytes)117,896 117,896 0 0.0%
Incl. MemUse (bytes) per call 29,474 29,474 0 0.0%
Excl. MemUse (bytes)304 304 0 0.0%
Incl. PeakMemUse (bytes)152,912 152,912 0 0.0%
Incl. PeakMemUse (bytes) per call 38,228 38,228 0 0.0%
Excl. PeakMemUse (bytes)21,832 21,832 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% -189 -6.5% -27 -0.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function3 1.6% 2 7.4% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% -169 -89.4% -12 -44.4% 0 N/A% 0 N/A%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% -20 -10.6% -15 -55.6% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -99 -52.4% -8 -29.6% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -89 -47.1% -14 -51.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% -3 -1.6% -3 -11.1% 0 N/A% 0 N/A%
array_diff0 N/A% -1 -0.5% -1 -3.7% 0 N/A% 0 N/A%
array_keys0 N/A% 0 0.0% -3 -11.1% 0 N/A% 0 N/A%