Diff Report
Run #5208407650493: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #520840a963a54: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #5208407650493Run #520840a963a54DiffDiff%
Number of Function Calls25 25 0 0.0%
Incl. Wall Time (microsec)207 204 -3 -1.4%
Incl. Wall Time (microsec) per call 8 8 -0 -1.4%
Excl. Wall Time (microsec)56 58 2 3.6%
Incl. CPU (microsecs)230 224 -6 -2.6%
Incl. CPU (microsecs) per call 9 9 -0 -2.6%
Excl. CPU (microsec)61 60 -1 -1.6%
Incl. MemUse (bytes)6,256 6,256 0 0.0%
Incl. MemUse (bytes) per call 250 250 0 0.0%
Excl. MemUse (bytes)1,088 1,088 0 0.0%
Incl. PeakMemUse (bytes)1,128 1,128 0 0.0%
Incl. PeakMemUse (bytes) per call 45 45 0 0.0%
Excl. PeakMemUse (bytes)848 848 0 0.0%

Parent/Child Regression/Improvement report for drupal_substr [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_substr0 N/A% -3 -2.8% -6 -3.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function2 66.7% -1 -16.7% 0 N/A% 0 N/A%
Parent function
file_create_url0 N/A% -3 -100.0% -6 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% -5 -166.7% -5 -83.3% 0 N/A% 0 N/A%