Diff Report
Run #51c6814c41b47: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51c681e794599: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\SystemListing::scanDirectory@7

Drupal\Core\SystemListing::scanDirectory@7Run #51c6814c41b47Run #51c681e794599DiffDiff%
Number of Function Calls 5 5 N/A%
Incl. Wall Time (microsec) 475 475 N/A%
Incl. Wall Time (microsec) per call N/A 95 95 N/A%
Excl. Wall Time (microsec) 181 181 N/A%
Incl. CPU (microsecs) 480 480 N/A%
Incl. CPU (microsecs) per call N/A 96 96 N/A%
Excl. CPU (microsec) 122 122 N/A%
Incl. MemUse (bytes) 6,992 6,992 N/A%
Incl. MemUse (bytes) per call N/A 1,398 1,398 N/A%
Excl. MemUse (bytes) 2,328 2,328 N/A%
Incl. PeakMemUse (bytes) 4,592 4,592 N/A%
Incl. PeakMemUse (bytes) per call N/A 918 918 N/A%
Excl. PeakMemUse (bytes) 1,688 1,688 N/A%

Parent/Child Regression/Improvement report for Drupal\Core\SystemListing::scanDirectory@7 [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\Core\SystemListing::scanDirectory@75 6.6% 475 0.0% 480 0.0% 6,992 0.0% 4,592 0.0%
Exclusive Metrics Diff for Current Function181 38.1% 122 25.4% 2,328 33.3% 1,688 36.8%
Parent function
Drupal\Core\SystemListing::scanDirectory@65 100.0% 475 100.0% 480 100.0% 6,992 100.0% 4,592 100.0%
Child functions
readdir23 37.1% 120 25.3% 140 29.2% 1,408 20.1% 536 11.7%
is_dir13 21.0% 64 13.5% 76 15.8% 880 12.6% 416 9.1%
opendir5 8.1% 42 8.8% 51 10.6% 2,600 37.2% 864 18.8%
preg_match16 25.8% 42 8.8% 56 11.7% 792 11.3% 576 12.5%
closedir5 8.1% 26 5.5% 35 7.3% -1,016 -14.5% 512 11.1%