Diff Report
Run #534ad8dec7444: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #534ad972c8c0d: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple@1

Drupal\Core\Cache\DatabaseBackend::getMultiple@1Run #534ad8dec7444Run #534ad972c8c0dDiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)2,579 2,588 9 0.3%
Incl. Wall Time (microsec) per call 860 863 3 0.3%
Excl. Wall Time (microsec)208 207 -1 -0.5%
Incl. CPU (microsecs)1,708 1,684 -24 -1.4%
Incl. CPU (microsecs) per call 569 561 -8 -1.4%
Excl. CPU (microsec)180 189 9 5.0%
Incl. MemUse (bytes)82,596 82,596 0 0.0%
Incl. MemUse (bytes) per call 27,532 27,532 0 0.0%
Excl. MemUse (bytes)25,028 25,028 0 0.0%
Incl. PeakMemUse (bytes)108,740 108,740 0 0.0%
Incl. PeakMemUse (bytes) per call 36,247 36,247 0 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% 9 0.6% -24 -4.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-1 -11.1% 9 37.5% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% 14 155.6% -22 -91.7% 0 N/A% 0 N/A%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% -5 -55.6% -2 -8.3% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 19 211.1% -12 -50.0% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -10 -111.1% -15 -62.5% 0 N/A% 0 N/A%
array_diff0 N/A% 1 11.1% -3 -12.5% 0 N/A% 0 N/A%
array_keys0 N/A% 0 0.0% -2 -8.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% 0 0.0% -1 -4.2% 0 N/A% 0 N/A%