Diff Report
Run #519abf80bb905: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519ac1c42d00d: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::prepareItem@1

Drupal\Core\Cache\DatabaseBackend::prepareItem@1Run #519abf80bb905Run #519ac1c42d00dDiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)1,120 1,127 7 0.6%
Incl. Wall Time (microsec) per call 140 141 1 0.6%
Excl. Wall Time (microsec)196 175 -21 -10.7%
Incl. CPU (microsecs)1,066 1,076 10 0.9%
Incl. CPU (microsecs) per call 133 135 1 0.9%
Excl. CPU (microsec)184 164 -20 -10.9%
Incl. MemUse (bytes)82,952 82,952 0 0.0%
Incl. MemUse (bytes) per call 10,369 10,369 0 0.0%
Excl. MemUse (bytes)-12,208 -12,208 0 0.0%
Incl. PeakMemUse (bytes)117,632 117,632 0 0.0%
Incl. PeakMemUse (bytes) per call 14,704 14,704 0 0.0%
Excl. PeakMemUse (bytes)576 576 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% 7 0.1% 10 0.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-21 -300.0% -20 -200.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 7 100.0% 10 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 14 200.0% 15 150.0% 0 N/A% 0 N/A%
unserialize@10 N/A% 14 200.0% 15 150.0% 0 N/A% 0 N/A%
explode0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%