Diff Report
Run #5350e128cfd2b: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5350e2663e694: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::prepareItem@1

Drupal\Core\Cache\DatabaseBackend::prepareItem@1Run #5350e128cfd2bRun #5350e2663e694DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)137 138 1 0.7%
Incl. Wall Time (microsec) per call 137 138 1 0.7%
Excl. Wall Time (microsec)15 15 0 0.0%
Incl. CPU (microsecs)139 139 0 0.0%
Incl. CPU (microsecs) per call 139 139 0 0.0%
Excl. CPU (microsec)16 13 -3 -18.8%
Incl. MemUse (bytes)63,080 63,080 0 0.0%
Incl. MemUse (bytes) per call 63,080 63,080 0 0.0%
Excl. MemUse (bytes)-15,152 -15,152 0 0.0%
Incl. PeakMemUse (bytes)75,864 75,864 0 0.0%
Incl. PeakMemUse (bytes) per call 75,864 75,864 0 0.0%
Excl. PeakMemUse (bytes)480 480 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% 1 0.1% 0 0.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function0 0.0% -3 N/A% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 1 100.0% 0 N/A% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 2 200.0% 3 N/A% 0 N/A% 0 N/A%
unserialize@10 N/A% -1 -100.0% 0 N/A% 0 N/A% 0 N/A%