Diff Report
Run #51ec623000e0c: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec66a5a877d: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #51ec623000e0cRun #51ec66a5a877dDiffDiff%
Number of Function Calls90 90 0 0.0%
Incl. Wall Time (microsec)47,728 44,719 -3,009 -6.3%
Incl. Wall Time (microsec) per call 530 497 -33 -6.3%
Excl. Wall Time (microsec)3,306 3,335 29 0.9%
Incl. CPU (microsecs)34,507 34,018 -489 -1.4%
Incl. CPU (microsecs) per call 383 378 -5 -1.4%
Excl. CPU (microsec)2,952 2,964 12 0.4%
Incl. MemUse (bytes)3,268,496 3,269,024 528 0.0%
Incl. MemUse (bytes) per call 36,317 36,322 6 0.0%
Excl. MemUse (bytes)73,568 73,712 144 0.2%
Incl. PeakMemUse (bytes)3,772,544 3,779,016 6,472 0.2%
Incl. PeakMemUse (bytes) per call 41,917 41,989 72 0.2%
Excl. PeakMemUse (bytes)273,320 274,760 1,440 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% -3,009 -128.0% -489 -14.2% 528 0.7% 6,472 8.9%
Exclusive Metrics Diff for Current Function29 1.0% 12 2.5% 144 27.3% 1,440 22.2%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -2,197 -73.0% -325 -66.5% 536 101.5% 5,800 89.6%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% -717 -23.8% -144 -29.4% 0 0.0% 32 0.5%
field_attach_load0 N/A% -95 -3.2% -20 -4.1% -8 -1.5% 640 9.9%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -2,645 -87.9% -337 -68.9% -72 -13.6% 1,016 15.7%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -396 -13.2% -174 -35.6% 464 87.9% 3,968 61.3%
array_diff0 N/A% 8 0.3% 7 1.4% 0 0.0% 0 0.0%
array_keys0 N/A% -6 -0.2% 7 1.4% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% 1 0.0% -4 -0.8% -8 -1.5% 48 0.7%