Diff Report
Run #51ec623000e0c: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec66a5a877d: 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 #51ec623000e0cRun #51ec66a5a877dDiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)2,068 1,800 -268 -13.0%
Incl. Wall Time (microsec) per call 517 450 -67 -13.0%
Excl. Wall Time (microsec)172 166 -6 -3.5%
Incl. CPU (microsecs)1,567 1,483 -84 -5.4%
Incl. CPU (microsecs) per call 392 371 -21 -5.4%
Excl. CPU (microsec)150 152 2 1.3%
Incl. MemUse (bytes)117,880 117,880 0 0.0%
Incl. MemUse (bytes) per call 29,470 29,470 0 0.0%
Excl. MemUse (bytes)304 304 0 0.0%
Incl. PeakMemUse (bytes)150,888 150,888 0 0.0%
Incl. PeakMemUse (bytes) per call 37,722 37,722 0 0.0%
Excl. PeakMemUse (bytes)21,296 21,296 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% -268 -11.4% -84 -2.4% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-6 -2.2% 2 2.4% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% -287 -107.1% -56 -66.7% 0 N/A% 0 N/A%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% 19 7.1% -28 -33.3% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -212 -79.1% -79 -94.0% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -41 -15.3% 6 7.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% -8 -3.0% -6 -7.1% 0 N/A% 0 N/A%
array_diff0 N/A% -3 -1.1% -6 -7.1% 0 N/A% 0 N/A%
array_keys0 N/A% 2 0.7% -1 -1.2% 0 N/A% 0 N/A%