Diff Report
Run #5208407650493: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #520840e157983: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #5208407650493Run #520840e157983DiffDiff%
Number of Function Calls54 54 0 0.0%
Incl. Wall Time (microsec)32,472 31,939 -533 -1.6%
Incl. Wall Time (microsec) per call 601 591 -10 -1.6%
Excl. Wall Time (microsec)2,073 2,157 84 4.1%
Incl. CPU (microsecs)17,528 17,551 23 0.1%
Incl. CPU (microsecs) per call 325 325 0 0.1%
Excl. CPU (microsec)1,865 1,914 49 2.6%
Incl. MemUse (bytes)1,625,040 1,623,712 -1,328 -0.1%
Incl. MemUse (bytes) per call 30,093 30,069 -25 -0.1%
Excl. MemUse (bytes)-65,400 -65,080 320 0.5%
Incl. PeakMemUse (bytes)1,455,328 1,488,872 33,544 2.3%
Incl. PeakMemUse (bytes) per call 26,951 27,572 621 2.3%
Excl. PeakMemUse (bytes)116,584 117,160 576 0.5%

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::getMultiple0 N/A% -533 -226.8% 23 2.6% -1,328 -4.6% 33,544 115.7%
Exclusive Metrics Diff for Current Function84 15.8% 49 213.0% 320 24.1% 576 1.7%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -559 -104.9% -40 -173.9% -896 -67.5% 23,744 70.8%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% 26 4.9% 63 273.9% -432 -32.5% 9,800 29.2%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -389 -73.0% 176 765.2% -272 -20.5% 5,816 17.3%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -204 -38.3% -192 -834.8% -1,376 -103.6% 26,880 80.1%
Drupal\Core\Database\Connection::escapeTable0 N/A% -14 -2.6% -2 -8.7% 0 0.0% 272 0.8%
array_diff0 N/A% -7 -1.3% -12 -52.2% 0 0.0% 0 0.0%
array_keys0 N/A% -3 -0.6% 4 17.4% 0 0.0% 0 0.0%