Diff Report
Run #51ec243650361: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec227a9cea0: 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 #51ec243650361Run #51ec227a9cea0DiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)1,950 1,829 -121 -6.2%
Incl. Wall Time (microsec) per call 488 457 -30 -6.2%
Excl. Wall Time (microsec)170 197 27 15.9%
Incl. CPU (microsecs)1,511 1,530 19 1.3%
Incl. CPU (microsecs) per call 378 383 5 1.3%
Excl. CPU (microsec)144 178 34 23.6%
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 21,312 16 0.1%

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% -121 -1.4% 19 0.3% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function27 22.3% 34 178.9% 0 N/A% 16 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% -94 -77.7% -7 -36.8% 0 N/A% 56 N/A%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% -27 -22.3% 26 136.8% 0 N/A% -56 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -128 -105.8% -41 -215.8% 0 N/A% -8 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -22 -18.2% 27 142.1% 0 N/A% -8 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% 3 2.5% 6 31.6% 0 N/A% 0 N/A%
array_diff0 N/A% -1 -0.8% -3 -15.8% 0 N/A% 0 N/A%
array_keys0 N/A% 0 0.0% -4 -21.1% 0 N/A% 0 N/A%