Diff Report
Run #519abf80bb905: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519ac1a144fa6: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for Drupal\Component\Utility\Unicode::substr

Drupal\Component\Utility\Unicode::substrRun #519abf80bb905Run #519ac1a144fa6DiffDiff%
Number of Function Calls6 12 6 100.0%
Incl. Wall Time (microsec)132 194 62 47.0%
Incl. Wall Time (microsec) per call 22 16 -6 -26.5%
Excl. Wall Time (microsec)93 139 46 49.5%
Incl. CPU (microsecs)141 206 65 46.1%
Incl. CPU (microsecs) per call 24 17 -6 -27.0%
Excl. CPU (microsec)80 118 38 47.5%
Incl. MemUse (bytes)3,464 3,944 480 13.9%
Incl. MemUse (bytes) per call 577 329 -249 -43.1%
Excl. MemUse (bytes)1,656 1,944 288 17.4%
Incl. PeakMemUse (bytes)3,032 3,032 0 0.0%
Incl. PeakMemUse (bytes) per call 505 253 -253 -50.0%
Excl. PeakMemUse (bytes)1,416 1,416 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Component\Utility\Unicode::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\Component\Utility\Unicode::substr6 33.3% 62 7.8% 65 4.3% 480 0.1% 0 0.0%
Exclusive Metrics Diff for Current Function46 74.2% 38 58.5% 288 60.0% 0 N/A%
Parent function
drupal_substr6 100.0% 62 100.0% 65 100.0% 480 100.0% 0 N/A%
Child functions
mb_substr6 50.0% 9 14.5% 20 30.8% 192 40.0% 0 N/A%
Drupal\Component\Utility\Unicode::getStatus6 50.0% 7 11.3% 7 10.8% 0 0.0% 0 N/A%