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

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #519be9a13e594Run #519bea2c59e7aDiffDiff%
Number of Function Calls86 86 0 0.0%
Incl. Wall Time (microsec)86,348 87,021 673 0.8%
Incl. Wall Time (microsec) per call 1,004 1,012 8 0.8%
Excl. Wall Time (microsec)4,334 4,441 107 2.5%
Incl. CPU (microsecs)51,195 50,817 -378 -0.7%
Incl. CPU (microsecs) per call 595 591 -4 -0.7%
Excl. CPU (microsec)3,950 4,054 104 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 Function107 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%