Diff Report
Run #51f5bb078e5a7: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51f5bbaa8fc1d: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple@1

Drupal\Core\Cache\DatabaseBackend::getMultiple@1Run #51f5bb078e5a7Run #51f5bbaa8fc1dDiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)2,614 2,996 382 14.6%
Incl. Wall Time (microsec) per call 654 749 96 14.6%
Excl. Wall Time (microsec)170 167 -3 -1.8%
Incl. CPU (microsecs)1,473 1,555 82 5.6%
Incl. CPU (microsecs) per call 368 389 21 5.6%
Excl. CPU (microsec)151 147 -4 -2.6%
Incl. MemUse (bytes)117,488 117,488 0 0.0%
Incl. MemUse (bytes) per call 29,372 29,372 0 0.0%
Excl. MemUse (bytes)-8 -8 0 0.0%
Incl. PeakMemUse (bytes)150,952 150,952 0 0.0%
Incl. PeakMemUse (bytes) per call 37,738 37,738 0 0.0%
Excl. PeakMemUse (bytes)21,184 21,184 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% 382 8.3% 82 1.9% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-3 -0.8% -4 -4.9% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% 319 83.5% 65 79.3% 0 N/A% 0 N/A%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% 63 16.5% 17 20.7% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 319 83.5% 57 69.5% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 66 17.3% 28 34.1% 0 N/A% 0 N/A%
array_diff0 N/A% -3 -0.8% -3 -3.7% 0 N/A% 0 N/A%
array_keys0 N/A% 3 0.8% 3 3.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% 0 0.0% 1 1.2% 0 N/A% 0 N/A%