Diff Report
Run #519eb7a1537f7: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eb880e5974: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\SystemListing::scanDirectory@1

Drupal\Core\SystemListing::scanDirectory@1Run #519eb7a1537f7Run #519eb880e5974DiffDiff%
Number of Function Calls 4 4 N/A%
Incl. Wall Time (microsec) 2,821 2,821 N/A%
Incl. Wall Time (microsec) per call N/A 705 705 N/A%
Excl. Wall Time (microsec) 637 637 N/A%
Incl. CPU (microsecs) 2,825 2,825 N/A%
Incl. CPU (microsecs) per call N/A 706 706 N/A%
Excl. CPU (microsec) 483 483 N/A%
Incl. MemUse (bytes) 11,500 11,500 N/A%
Incl. MemUse (bytes) per call N/A 2,875 2,875 N/A%
Excl. MemUse (bytes) 136 136 N/A%
Incl. PeakMemUse (bytes) 11,440 11,440 N/A%
Incl. PeakMemUse (bytes) per call N/A 2,860 2,860 N/A%
Excl. PeakMemUse (bytes) 2,288 2,288 N/A%

Parent/Child Regression/Improvement report for Drupal\Core\SystemListing::scanDirectory@1 [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@14 2.6% 2,821 78.7% 2,825 2742.7% 11,500 4.9% 11,440 7.3%
Exclusive Metrics Diff for Current Function637 22.6% 483 17.1% 136 1.2% 2,288 20.0%
Parent function
Drupal\Core\SystemListing::scanDirectory4 100.0% 2,821 100.0% 2,825 100.0% 11,500 100.0% 11,440 100.0%
Child functions
Drupal\Core\SystemListing::scanDirectory@28 5.3% 1,572 55.7% 1,584 56.1% 4,512 39.2% 5,068 44.3%
is_dir30 19.7% 180 6.4% 210 7.4% 368 3.2% 428 3.7%
readdir43 28.3% 170 6.0% 215 7.6% 1,204 10.5% 440 3.8%
preg_match49 32.2% 127 4.5% 166 5.9% 444 3.9% 344 3.0%
opendir4 2.6% 44 1.6% 50 1.8% 1,272 11.1% 780 6.8%
closedir4 2.6% 31 1.1% 37 1.3% -388 -3.4% 0 0.0%
Drupal\Core\SystemListingInfo::processFile3 2.0% 29 1.0% 38 1.3% 1,060 9.2% 944 8.3%
array_merge8 5.3% 17 0.6% 25 0.9% 2,388 20.8% 752 6.6%
pathinfo3 2.0% 14 0.5% 17 0.6% 504 4.4% 396 3.5%