Diff Report
Run #519bea2c59e7a: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519be9a13e594: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #519bea2c59e7aRun #519be9a13e594DiffDiff%
Number of Function Calls86 86 0 0.0%
Incl. Wall Time (microsec)87,021 86,348 -673 -0.8%
Incl. Wall Time (microsec) per call 1,012 1,004 -8 -0.8%
Excl. Wall Time (microsec)4,441 4,334 -107 -2.4%
Incl. CPU (microsecs)50,817 51,195 378 0.7%
Incl. CPU (microsecs) per call 591 595 4 0.7%
Excl. CPU (microsec)4,054 3,950 -104 -2.6%
Incl. MemUse (bytes)1,295,400 1,295,400 0 0.0%
Incl. MemUse (bytes) per call 15,063 15,063 0 0.0%
Excl. MemUse (bytes)184,944 184,944 0 0.0%
Incl. PeakMemUse (bytes)1,692,468 1,692,468 0 0.0%
Incl. PeakMemUse (bytes) per call 19,680 19,680 0 0.0%
Excl. PeakMemUse (bytes)198,060 198,060 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% -673 -56.0% 378 900.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-107 -15.9% -104 -27.5% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -594 -88.3% 436 115.3% 0 N/A% 0 N/A%
field_attach_load0 N/A% -79 -11.7% -58 -15.3% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -423 -62.9% 153 40.5% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -157 -23.3% 328 86.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% 12 1.8% -11 -2.9% 0 N/A% 0 N/A%
array_keys0 N/A% 2 0.3% 14 3.7% 0 N/A% 0 N/A%
array_diff0 N/A% 0 0.0% -2 -0.5% 0 N/A% 0 N/A%