Diff Report
Run #52c96b69a1c07: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c96ba78d568: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #52c96b69a1c07Run #52c96ba78d568DiffDiff%
Number of Function Calls43 43 0 0.0%
Incl. Wall Time (microsec)15,104 15,220 116 0.8%
Incl. Wall Time (microsec) per call 351 354 3 0.8%
Excl. Wall Time (microsec)1,078 1,085 7 0.6%
Incl. CPU (microsecs)10,154 10,217 63 0.6%
Incl. CPU (microsecs) per call 236 238 1 0.6%
Excl. CPU (microsec)926 953 27 2.9%
Incl. MemUse (bytes)1,185,728 1,185,728 0 0.0%
Incl. MemUse (bytes) per call 27,575 27,575 0 0.0%
Excl. MemUse (bytes)-290,984 -290,984 0 0.0%
Incl. PeakMemUse (bytes)1,686,688 1,686,688 0 0.0%
Incl. PeakMemUse (bytes) per call 39,225 39,225 0 0.0%
Excl. PeakMemUse (bytes)113,552 113,552 0 0.0%

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% 116 156.8% 63 6300.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function7 6.0% 27 42.9% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 68 58.6% 23 36.5% 0 N/A% 0 N/A%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% 48 41.4% 40 63.5% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 80 69.0% 24 38.1% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 16 13.8% 15 23.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% 12 10.3% 12 19.0% 0 N/A% 0 N/A%
array_diff0 N/A% 1 0.9% -9 -14.3% 0 N/A% 0 N/A%
array_keys0 N/A% 0 0.0% -6 -9.5% 0 N/A% 0 N/A%