Diff Report
Run #51fdbca2b5409: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51fdbdbb58abc: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #51fdbca2b5409Run #51fdbdbb58abcDiffDiff%
Number of Function Calls13 13 0 0.0%
Incl. Wall Time (microsec)114 118 4 3.5%
Incl. Wall Time (microsec) per call 9 9 0 3.5%
Excl. Wall Time (microsec)34 36 2 5.9%
Incl. CPU (microsecs)126 126 0 0.0%
Incl. CPU (microsecs) per call 10 10 0 0.0%
Excl. CPU (microsec)36 29 -7 -19.4%
Incl. MemUse (bytes)5,296 5,296 0 0.0%
Incl. MemUse (bytes) per call 407 407 0 0.0%
Excl. MemUse (bytes)1,088 1,088 0 0.0%
Incl. PeakMemUse (bytes)760 880 120 15.8%
Incl. PeakMemUse (bytes) per call 58 68 9 15.8%
Excl. PeakMemUse (bytes)760 880 120 15.8%

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% 4 0.4% 0 0.0% 0 0.0% 120 0.4%
Exclusive Metrics Diff for Current Function2 50.0% -7 N/A% 0 N/A% 120 100.0%
Parent function
file_create_url0 N/A% 4 100.0% 0 N/A% 0 N/A% 120 100.0%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% 2 50.0% 7 N/A% 0 N/A% 0 0.0%