Diff Report
Run #519afb15356f3: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519afa8ec2e5c: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Uuid\Php::generate

Drupal\Component\Uuid\Php::generateRun #519afb15356f3Run #519afa8ec2e5cDiffDiff%
Number of Function Calls 4 4 N/A%
Incl. Wall Time (microsec) 1,332 1,332 N/A%
Incl. Wall Time (microsec) per call N/A 333 333 N/A%
Excl. Wall Time (microsec) 167 167 N/A%
Incl. CPU (microsecs) 1,337 1,337 N/A%
Incl. CPU (microsecs) per call N/A 334 334 N/A%
Excl. CPU (microsec) 116 116 N/A%
Incl. MemUse (bytes) 54,792 54,792 N/A%
Incl. MemUse (bytes) per call N/A 13,698 13,698 N/A%
Excl. MemUse (bytes) -1,016 -1,016 N/A%
Incl. PeakMemUse (bytes) 71,752 71,752 N/A%
Incl. PeakMemUse (bytes) per call N/A 17,938 17,938 N/A%
Excl. PeakMemUse (bytes) 96 96 N/A%

Parent/Child Regression/Improvement report for Drupal\Component\Uuid\Php::generate [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\Component\Uuid\Php::generate4 6.5% 1,332 0.3% 1,337 0.3% 54,792 0.1% 71,752 0.2%
Exclusive Metrics Diff for Current Function167 12.5% 116 8.7% -1,016 -1.9% 96 0.1%
Parent function
Drupal\Component\Uuid\Uuid::generate4 100.0% 1,332 100.0% 1,337 100.0% 54,792 100.0% 71,752 100.0%
Child functions
Drupal\Component\Utility\Crypt::randomBytes4 8.2% 800 60.1% 803 60.1% 16,680 30.4% 38,456 53.6%
Symfony\Component\ClassLoader\ClassLoader::loadClass1 2.0% 284 21.3% 286 21.4% 31,824 58.1% 33,200 46.3%
substr28 57.1% 28 2.1% 61 4.6% 1,776 3.2% 0 0.0%
sprintf4 8.2% 20 1.5% 26 1.9% 3,344 6.1% 0 0.0%
hash4 8.2% 19 1.4% 26 1.9% 1,136 2.1% 0 0.0%
base_convert8 16.3% 14 1.1% 19 1.4% 1,048 1.9% 0 0.0%