Diff Report
Run #52f30b8747627: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52f30aadf2c65: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #52f30b8747627Run #52f30aadf2c65DiffDiff%
Number of Function Calls74 74 0 0.0%
Incl. Wall Time (microsec)645 662 17 2.6%
Incl. Wall Time (microsec) per call 9 9 0 2.6%
Excl. Wall Time (microsec)199 195 -4 -2.0%
Incl. CPU (microsecs)684 707 23 3.4%
Incl. CPU (microsecs) per call 9 10 0 3.4%
Excl. CPU (microsec)183 187 4 2.2%
Incl. MemUse (bytes)10,176 10,176 0 0.0%
Incl. MemUse (bytes) per call 138 138 0 0.0%
Excl. MemUse (bytes)1,232 1,232 0 0.0%
Incl. PeakMemUse (bytes)4,128 4,128 0 0.0%
Incl. PeakMemUse (bytes) per call 56 56 0 0.0%
Excl. PeakMemUse (bytes)1,056 1,056 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% 17 0.4% 23 0.6% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-4 -23.5% 4 17.4% 0 N/A% 0 N/A%
Parent function
file_create_url0 N/A% 17 100.0% 23 100.0% 0 N/A% 0 N/A%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% 21 123.5% 19 82.6% 0 N/A% 0 N/A%