Diff Report
Run #517c7dc1dc4c3: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c7d73caad2: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Uuid\Php::generate

Drupal\Component\Uuid\Php::generateRun #517c7dc1dc4c3Run #517c7d73caad2DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)838 829 -9 -1.1%
Incl. Wall Time (microsec) per call 279 276 -3 -1.1%
Excl. Wall Time (microsec)104 96 -8 -7.7%
Incl. CPU (microsecs)840 833 -7 -0.8%
Incl. CPU (microsecs) per call 280 278 -2 -0.8%
Excl. CPU (microsec)67 65 -2 -3.0%
Incl. MemUse (bytes)23,384 23,368 -16 -0.1%
Incl. MemUse (bytes) per call 7,795 7,789 -5 -0.1%
Excl. MemUse (bytes)-112 -104 8 7.1%
Incl. PeakMemUse (bytes)43,456 43,440 -16 -0.0%
Incl. PeakMemUse (bytes) per call 14,485 14,480 -5 -0.0%
Excl. PeakMemUse (bytes)240 240 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% -9 -2.5% -7 -0.7% -16 -0.6% -16 -0.7%
Exclusive Metrics Diff for Current Function-8 -88.9% -2 -28.6% 8 50.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Uuid::generate0 N/A% -9 -100.0% -7 -100.0% -16 -100.0% -16 -100.0%
Child functions
drupal_random_bytes0 N/A% 2 22.2% 1 14.3% -16 -100.0% -16 -100.0%
hash0 N/A% -2 -22.2% -1 -14.3% 0 0.0% 0 0.0%
base_convert0 N/A% -1 -11.1% 1 14.3% -8 -50.0% 0 0.0%
sprintf0 N/A% 0 0.0% -2 -28.6% 0 0.0% 0 0.0%
substr0 N/A% 0 0.0% -4 -57.1% 0 0.0% 0 0.0%