Diff Report
Run #51f628573214c: XHProf Run (Namespace=drupal-perf-fabianx)
vs.
Run #51f62b0e7bc11: XHProf Run (Namespace=drupal-perf-fabianx)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::prepareItem@1

Drupal\Core\Cache\DatabaseBackend::prepareItem@1Run #51f628573214cRun #51f62b0e7bc11DiffDiff%
Number of Function Calls9 9 0 0.0%
Incl. Wall Time (microsec)664 642 -22 -3.3%
Incl. Wall Time (microsec) per call 74 71 -2 -3.3%
Excl. Wall Time (microsec)105 103 -2 -1.9%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)129,296 129,352 56 0.0%
Incl. MemUse (bytes) per call 14,366 14,372 6 0.0%
Excl. MemUse (bytes)-14,448 -14,448 0 0.0%
Incl. PeakMemUse (bytes)186,528 186,568 40 0.0%
Incl. PeakMemUse (bytes) per call 20,725 20,730 4 0.0%
Excl. PeakMemUse (bytes)1,264 1,264 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% -22 -0.1% 0 0.0% 56 0.0% 40 0.0%
Exclusive Metrics Diff for Current Function-2 -9.1% 0 N/A% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% -22 -100.0% 0 N/A% 56 100.0% 40 100.0%
Child functions
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -17 -77.3% 0 N/A% 0 0.0% -136 -340.0%
unserialize@10 N/A% -3 -13.6% 0 N/A% 56 100.0% 176 440.0%
explode0 N/A% 0 0.0% 0 N/A% 0 0.0% 0 0.0%