Diff Report
Run #52c2677cc22b0: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52c2691acb42f: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #52c2677cc22b0Run #52c2691acb42fDiffDiff%
Number of Function Calls23 23 0 0.0%
Incl. Wall Time (microsec)283 212 -71 -25.1%
Incl. Wall Time (microsec) per call 12 9 -3 -25.1%
Excl. Wall Time (microsec)85 64 -21 -24.7%
Incl. CPU (microsecs)301 225 -76 -25.2%
Incl. CPU (microsecs) per call 13 10 -3 -25.2%
Excl. CPU (microsec)79 57 -22 -27.8%
Incl. MemUse (bytes)6,064 6,064 0 0.0%
Incl. MemUse (bytes) per call 264 264 0 0.0%
Excl. MemUse (bytes)1,232 1,232 0 0.0%
Incl. PeakMemUse (bytes)1,536 1,536 0 0.0%
Incl. PeakMemUse (bytes) per call 67 67 0 0.0%
Excl. PeakMemUse (bytes)968 968 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% -71 -1.1% -76 -1.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-21 -29.6% -22 -28.9% 0 N/A% 0 N/A%
Parent function
file_create_url0 N/A% -71 -100.0% -76 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% -50 -70.4% -54 -71.1% 0 N/A% 0 N/A%