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

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #51ec66a5a877dRun #51ec623000e0cDiffDiff%
Number of Function Calls90 90 0 0.0%
Incl. Wall Time (microsec)44,719 47,728 3,009 6.7%
Incl. Wall Time (microsec) per call 497 530 33 6.7%
Excl. Wall Time (microsec)3,335 3,306 -29 -0.9%
Incl. CPU (microsecs)34,018 34,507 489 1.4%
Incl. CPU (microsecs) per call 378 383 5 1.4%
Excl. CPU (microsec)2,964 2,952 -12 -0.4%
Incl. MemUse (bytes)3,269,024 3,268,496 -528 -0.0%
Incl. MemUse (bytes) per call 36,322 36,317 -6 -0.0%
Excl. MemUse (bytes)73,712 73,568 -144 -0.2%
Incl. PeakMemUse (bytes)3,779,016 3,772,544 -6,472 -0.2%
Incl. PeakMemUse (bytes) per call 41,989 41,917 -72 -0.2%
Excl. PeakMemUse (bytes)274,760 273,320 -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 Function-29 -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%