Diff Report
Run #534ad972c8c0d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #534ad8dec7444: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #534ad972c8c0dRun #534ad8dec7444DiffDiff%
Number of Function Calls103 103 0 0.0%
Incl. Wall Time (microsec)1,232 1,212 -20 -1.6%
Incl. Wall Time (microsec) per call 12 12 -0 -1.6%
Excl. Wall Time (microsec)365 357 -8 -2.2%
Incl. CPU (microsecs)1,321 1,291 -30 -2.3%
Incl. CPU (microsecs) per call 13 13 -0 -2.3%
Excl. CPU (microsec)362 351 -11 -3.0%
Incl. MemUse (bytes)7,308 7,308 0 0.0%
Incl. MemUse (bytes) per call 71 71 0 0.0%
Excl. MemUse (bytes)588 588 0 0.0%
Incl. PeakMemUse (bytes)2,292 2,292 0 0.0%
Incl. PeakMemUse (bytes) per call 22 22 0 0.0%
Excl. PeakMemUse (bytes)572 572 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% -20 -1.4% -30 -5.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-8 -40.0% -11 -36.7% 0 N/A% 0 N/A%
Parent function
file_create_url0 N/A% -20 -100.0% -30 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% -12 -60.0% -19 -63.3% 0 N/A% 0 N/A%