Diff Report
Run #531ee657ba49e: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #531ee5f3237b0: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #531ee657ba49eRun #531ee5f3237b0DiffDiff%
Number of Function Calls80 79 -1 -1.2%
Incl. Wall Time (microsec)30,149 29,847 -302 -1.0%
Incl. Wall Time (microsec) per call 377 378 1 0.3%
Excl. Wall Time (microsec)1,910 1,895 -15 -0.8%
Incl. CPU (microsecs)20,651 20,680 29 0.1%
Incl. CPU (microsecs) per call 258 262 4 1.4%
Excl. CPU (microsec)1,653 1,663 10 0.6%
Incl. MemUse (bytes)2,731,952 2,622,136 -109,816 -4.0%
Incl. MemUse (bytes) per call 34,149 33,192 -958 -2.8%
Excl. MemUse (bytes)-123,024 -122,888 136 0.1%
Incl. PeakMemUse (bytes)3,227,240 3,148,800 -78,440 -2.4%
Incl. PeakMemUse (bytes) per call 40,341 39,858 -482 -1.2%
Excl. PeakMemUse (bytes)232,200 225,048 -7,152 -3.1%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::getMultiple [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-1 -16.7% -302 -12.0% 29 1.0% -109,816 -143.8% -78,440 -100.2%
Exclusive Metrics Diff for Current Function-15 -5.0% 10 34.5% 136 0.1% -7,152 -9.1%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get-1 -100.0% -315 -104.3% 16 55.2% -109,776 -100.0% -79,384 -101.2%
Drupal\Core\Config\CachedStorage::readMultiple0 0.0% 13 4.3% 13 44.8% -40 -0.0% 944 1.2%
Child functions
Drupal\Core\Database\Connection::query-1 -20.0% -469 -155.3% -144 -496.6% -6,152 -5.6% 528 0.7%
Drupal\Core\Cache\DatabaseBackend::prepareItem-1 -20.0% 190 62.9% 181 624.1% -103,152 -93.9% -71,784 -91.5%
Drupal\Core\Database\Connection::escapeTable-1 -20.0% -8 -2.6% -10 -34.5% -80 -0.1% -32 -0.0%
array_diff-1 -20.0% 3 1.0% -3 -10.3% -168 -0.2% 0 0.0%
array_keys-1 -20.0% -3 -1.0% -5 -17.2% -400 -0.4% 0 0.0%