Diff Report
Run #519eb486908e7: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eb57e9174a: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\SystemListing::scanDirectory@1

Drupal\Core\SystemListing::scanDirectory@1Run #519eb486908e7Run #519eb57e9174aDiffDiff%
Number of Function Calls 4 4 N/A%
Incl. Wall Time (microsec) 2,261 2,261 N/A%
Incl. Wall Time (microsec) per call N/A 565 565 N/A%
Excl. Wall Time (microsec) 526 526 N/A%
Incl. CPU (microsecs) 2,267 2,267 N/A%
Incl. CPU (microsecs) per call N/A 567 567 N/A%
Excl. CPU (microsec) 377 377 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% 2,261 128.8% 2,267 117.8% 11,500 4.9% 11,440 7.3%
Exclusive Metrics Diff for Current Function526 23.3% 377 16.6% 136 1.2% 2,288 20.0%
Parent function
Drupal\Core\SystemListing::scanDirectory4 100.0% 2,261 100.0% 2,267 100.0% 11,500 100.0% 11,440 100.0%
Child functions
Drupal\Core\SystemListing::scanDirectory@28 5.3% 1,257 55.6% 1,265 55.8% 4,512 39.2% 5,068 44.3%
is_dir30 19.7% 143 6.3% 174 7.7% 368 3.2% 428 3.7%
readdir43 28.3% 124 5.5% 174 7.7% 1,204 10.5% 440 3.8%
preg_match49 32.2% 107 4.7% 142 6.3% 444 3.9% 344 3.0%
opendir4 2.6% 35 1.5% 40 1.8% 1,272 11.1% 780 6.8%
Drupal\Core\SystemListingInfo::processFile3 2.0% 22 1.0% 30 1.3% 1,060 9.2% 944 8.3%
closedir4 2.6% 19 0.8% 26 1.1% -388 -3.4% 0 0.0%
array_merge8 5.3% 17 0.8% 26 1.1% 2,388 20.8% 752 6.6%
pathinfo3 2.0% 11 0.5% 13 0.6% 504 4.4% 396 3.5%