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_substr

drupal_substrRun #519abf80bb905Run #519ac1a144fa6DiffDiff%
Number of Function Calls6 12 6 100.0%
Incl. Wall Time (microsec)185 269 84 45.4%
Incl. Wall Time (microsec) per call 31 22 -8 -27.3%
Excl. Wall Time (microsec)53 75 22 41.5%
Incl. CPU (microsecs)191 301 110 57.6%
Incl. CPU (microsecs) per call 32 25 -7 -21.2%
Excl. CPU (microsec)50 95 45 90.0%
Incl. MemUse (bytes)4,520 5,000 480 10.6%
Incl. MemUse (bytes) per call 753 417 -337 -44.7%
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 691 345 -345 -50.0%
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_substr6 50.0% 84 10.5% 110 7.2% 480 0.1% 0 0.0%
Exclusive Metrics Diff for Current Function22 26.2% 45 40.9% 0 0.0% 0 N/A%
Parent function
file_create_url6 100.0% 84 100.0% 110 100.0% 480 100.0% 0 N/A%
Child function
Drupal\Component\Utility\Unicode::substr6 100.0% 62 73.8% 65 59.1% 480 100.0% 0 N/A%