Diff Report
Run #538ce4363dd76: XHProf Run (Namespace=drupal-perf-steinmb)
vs.
Run #538ce46e85e63: XHProf Run (Namespace=drupal-perf-steinmb)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #538ce4363dd76Run #538ce46e85e63DiffDiff%
Number of Function Calls26 26 0 0.0%
Incl. Wall Time (microsec)242 185 -57 -23.6%
Incl. Wall Time (microsec) per call 9 7 -2 -23.6%
Excl. Wall Time (microsec)87 59 -28 -32.2%
Incl. CPU (microsecs)259 208 -51 -19.7%
Incl. CPU (microsecs) per call 10 8 -2 -19.7%
Excl. CPU (microsec)90 71 -19 -21.1%
Incl. MemUse (bytes)5,224 5,224 0 0.0%
Incl. MemUse (bytes) per call 201 201 0 0.0%
Excl. MemUse (bytes)1,232 1,232 0 0.0%
Incl. PeakMemUse (bytes)1,640 1,640 0 0.0%
Incl. PeakMemUse (bytes) per call 63 63 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% -57 -29.8% -51 -18.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-28 -49.1% -19 -37.3% 0 N/A% 0 N/A%
Parent function
file_create_url0 N/A% -57 -100.0% -51 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% -29 -50.9% -32 -62.7% 0 N/A% 0 N/A%