Diff Report
Run #51e30f7568a45: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51e30feb01694: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::prepareItem@1

Drupal\Core\Cache\DatabaseBackend::prepareItem@1Run #51e30f7568a45Run #51e30feb01694DiffDiff%
Number of Function Calls10 10 0 0.0%
Incl. Wall Time (microsec)1,144 1,043 -101 -8.8%
Incl. Wall Time (microsec) per call 114 104 -10 -8.8%
Excl. Wall Time (microsec)137 136 -1 -0.7%
Incl. CPU (microsecs)869 833 -36 -4.1%
Incl. CPU (microsecs) per call 87 83 -4 -4.1%
Excl. CPU (microsec)131 117 -14 -10.7%
Incl. MemUse (bytes)86,352 86,352 0 0.0%
Incl. MemUse (bytes) per call 8,635 8,635 0 0.0%
Excl. MemUse (bytes)-14,832 -14,832 0 0.0%
Incl. PeakMemUse (bytes)105,160 105,160 0 0.0%
Incl. PeakMemUse (bytes) per call 10,516 10,516 0 0.0%
Excl. PeakMemUse (bytes)2,616 2,616 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::prepareItem@1 [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::prepareItem@10 N/A% -101 -2.1% -36 -12.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-1 -1.0% -14 -38.9% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% -101 -100.0% -36 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -103 -102.0% -28 -77.8% 0 N/A% 0 N/A%
unserialize@10 N/A% 2 2.0% 3 8.3% 0 N/A% 0 N/A%
explode0 N/A% 1 1.0% 3 8.3% 0 N/A% 0 N/A%