Diff Report
Run #519afb4e24ae7: 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 #519afb4e24ae7Run #519afa8ec2e5cDiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)1,288 1,332 44 3.4%
Incl. Wall Time (microsec) per call 322 333 11 3.4%
Excl. Wall Time (microsec)165 167 2 1.2%
Incl. CPU (microsecs)1,292 1,337 45 3.5%
Incl. CPU (microsecs) per call 323 334 11 3.5%
Excl. CPU (microsec)117 116 -1 -0.9%
Incl. MemUse (bytes)54,752 54,792 40 0.1%
Incl. MemUse (bytes) per call 13,688 13,698 10 0.1%
Excl. MemUse (bytes)-1,016 -1,016 0 0.0%
Incl. PeakMemUse (bytes)71,656 71,752 96 0.1%
Incl. PeakMemUse (bytes) per call 17,914 17,938 24 0.1%
Excl. PeakMemUse (bytes)96 96 0 0.0%

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::generate0 N/A% 44 4.7% 45 3.0% 40 0.1% 96 0.2%
Exclusive Metrics Diff for Current Function2 4.5% -1 -2.2% 0 0.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Uuid::generate0 N/A% 44 100.0% 45 100.0% 40 100.0% 96 100.0%
Child functions
Drupal\Component\Utility\Crypt::randomBytes0 N/A% 40 90.9% 36 80.0% 32 80.0% 32 33.3%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 2 4.5% 2 4.4% 8 20.0% 64 66.7%
substr0 N/A% -1 -2.3% 4 8.9% 0 0.0% 0 0.0%
hash0 N/A% 1 2.3% 6 13.3% 0 0.0% 0 0.0%
sprintf0 N/A% 0 0.0% 3 6.7% 0 0.0% 0 0.0%
base_convert0 N/A% 0 0.0% -5 -11.1% 0 0.0% 0 0.0%