Diff Report
Run #519b1ad213669: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519b1557bbc04: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #519b1ad213669Run #519b1557bbc04DiffDiff%
Number of Function Calls11 12 1 9.1%
Incl. Wall Time (microsec)241 263 22 9.1%
Incl. Wall Time (microsec) per call 22 22 0 0.0%
Excl. Wall Time (microsec)73 75 2 2.7%
Incl. CPU (microsecs)252 279 27 10.7%
Incl. CPU (microsecs) per call 23 23 0 1.5%
Excl. CPU (microsec)65 76 11 16.9%
Incl. MemUse (bytes)4,920 5,000 80 1.6%
Incl. MemUse (bytes) per call 447 417 -31 -6.8%
Excl. MemUse (bytes)1,056 1,056 0 0.0%
Incl. PeakMemUse (bytes)4,144 4,144 0 0.0%
Incl. PeakMemUse (bytes) per call 377 345 -31 -8.3%
Excl. PeakMemUse (bytes)1,112 1,112 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_substr1 50.0% 22 0.2% 27 0.2% 80 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function2 9.1% 11 40.7% 0 0.0% 0 N/A%
Parent function
file_create_url1 100.0% 22 100.0% 27 100.0% 80 100.0% 0 N/A%
Child function
Drupal\Component\Utility\Unicode::substr1 100.0% 20 90.9% 16 59.3% 80 100.0% 0 N/A%