Diff Report
Run #51ec227a9cea0: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec2301b5aa5: 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 #51ec227a9cea0Run #51ec2301b5aa5DiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)1,829 1,832 3 0.2%
Incl. Wall Time (microsec) per call 457 458 1 0.2%
Excl. Wall Time (microsec)197 182 -15 -7.6%
Incl. CPU (microsecs)1,530 1,425 -105 -6.9%
Incl. CPU (microsecs) per call 383 356 -26 -6.9%
Excl. CPU (microsec)178 167 -11 -6.2%
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)21,312 21,312 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% 3 0.1% -105 -1.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-15 -500.0% -11 -10.5% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% 3 100.0% -51 -48.6% 0 N/A% 0 N/A%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% 0 0.0% -54 -51.4% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 19 633.3% -36 -34.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% -3 -100.0% -6 -5.7% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 3 100.0% -51 -48.6% 0 N/A% 0 N/A%
array_diff0 N/A% -1 -33.3% -1 -1.0% 0 N/A% 0 N/A%
array_keys0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%