Diff Report
Run #52f5c574bebaf: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5c520502f0: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_substr

drupal_substrRun #52f5c574bebafRun #52f5c520502f0DiffDiff%
Number of Function Calls14 14 0 0.0%
Incl. Wall Time (microsec)100 101 1 1.0%
Incl. Wall Time (microsec) per call 7 7 0 1.0%
Excl. Wall Time (microsec)30 32 2 6.7%
Incl. CPU (microsecs)110 111 1 0.9%
Incl. CPU (microsecs) per call 8 8 0 0.9%
Excl. CPU (microsec)28 31 3 10.7%
Incl. MemUse (bytes)5,376 5,376 0 0.0%
Incl. MemUse (bytes) per call 384 384 0 0.0%
Excl. MemUse (bytes)1,088 1,088 0 0.0%
Incl. PeakMemUse (bytes)2,272 3,152 880 38.7%
Incl. PeakMemUse (bytes) per call 162 225 63 38.7%
Excl. PeakMemUse (bytes)848 968 120 14.2%

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% 1 4.3% 1 1.1% 0 0.0% 880 1.9%
Exclusive Metrics Diff for Current Function2 200.0% 3 300.0% 0 N/A% 120 13.6%
Parent function
file_create_url0 N/A% 1 100.0% 1 100.0% 0 N/A% 880 100.0%
Child function
Drupal\Component\Utility\Unicode::substr0 N/A% -1 -100.0% -2 -200.0% 0 N/A% 760 86.4%