Diff Report
Run #52c96b69a1c07: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c96bbf45f87: 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 #52c96bbf45f87DiffDiff%
Number of Function Calls43 43 0 0.0%
Incl. Wall Time (microsec)15,104 15,000 -104 -0.7%
Incl. Wall Time (microsec) per call 351 349 -2 -0.7%
Excl. Wall Time (microsec)1,078 1,072 -6 -0.6%
Incl. CPU (microsecs)10,154 10,039 -115 -1.1%
Incl. CPU (microsecs) per call 236 233 -3 -1.1%
Excl. CPU (microsec)926 960 34 3.7%
Incl. MemUse (bytes)1,185,728 1,185,736 8 0.0%
Incl. MemUse (bytes) per call 27,575 27,575 0 0.0%
Excl. MemUse (bytes)-290,984 -290,904 80 0.0%
Incl. PeakMemUse (bytes)1,686,688 1,683,784 -2,904 -0.2%
Incl. PeakMemUse (bytes) per call 39,225 39,158 -68 -0.2%
Excl. PeakMemUse (bytes)113,552 113,704 152 0.1%

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::getMultiple0 N/A% -104 -18.5% -115 -20.8% 8 0.0% -2,904 -5.8%
Exclusive Metrics Diff for Current Function-6 -5.8% 34 29.6% 80 1000.0% 152 5.2%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -100 -96.2% -109 -94.8% 32 400.0% -6,328 -217.9%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% -4 -3.8% -6 -5.2% -24 -300.0% 3,424 117.9%
Child functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -83 -79.8% -80 -69.6% 24 300.0% -424 -14.6%
Drupal\Core\Database\Connection::query0 N/A% -20 -19.2% -53 -46.1% -104 -1300.0% -2,360 -81.3%
Drupal\Core\Database\Connection::escapeTable0 N/A% 7 6.7% 2 1.7% 0 0.0% -272 -9.4%
array_keys0 N/A% -2 -1.9% -14 -12.2% 8 100.0% 0 0.0%
array_diff0 N/A% 0 0.0% -4 -3.5% 0 0.0% 0 0.0%