Diff Report
Run #51fdbdbb58abc: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51fdbca2b5409: 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 #51fdbdbb58abcRun #51fdbca2b5409DiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)2,705 2,410 -295 -10.9%
Incl. Wall Time (microsec) per call 676 603 -74 -10.9%
Excl. Wall Time (microsec)199 208 9 4.5%
Incl. CPU (microsecs)1,488 1,382 -106 -7.1%
Incl. CPU (microsecs) per call 372 346 -27 -7.1%
Excl. CPU (microsec)168 185 17 10.1%
Incl. MemUse (bytes)117,552 117,552 0 0.0%
Incl. MemUse (bytes) per call 29,388 29,388 0 0.0%
Excl. MemUse (bytes)96 96 0 0.0%
Incl. PeakMemUse (bytes)147,352 147,312 -40 -0.0%
Incl. PeakMemUse (bytes) per call 36,838 36,828 -10 -0.0%
Excl. PeakMemUse (bytes)21,544 21,504 -40 -0.2%

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% -295 -31.1% -106 -147.2% 0 0.0% -40 -0.1%
Exclusive Metrics Diff for Current Function9 3.1% 17 16.0% 0 N/A% -40 -100.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% -284 -96.3% -95 -89.6% 0 N/A% -40 -100.0%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% -11 -3.7% -11 -10.4% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -237 -80.3% -72 -67.9% 0 N/A% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -72 -24.4% -56 -52.8% 0 N/A% 0 0.0%
array_keys0 N/A% 3 1.0% 1 0.9% 0 N/A% 0 0.0%
array_diff0 N/A% 2 0.7% 3 2.8% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% 0 0.0% 1 0.9% 0 N/A% 0 0.0%