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

Drupal\Component\Uuid\Php::generateRun #517c7d73caad2Run #517c7dc1dc4c3DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)829 838 9 1.1%
Incl. Wall Time (microsec) per call 276 279 3 1.1%
Excl. Wall Time (microsec)96 104 8 8.3%
Incl. CPU (microsecs)833 840 7 0.8%
Incl. CPU (microsecs) per call 278 280 2 0.8%
Excl. CPU (microsec)65 67 2 3.1%
Incl. MemUse (bytes)23,368 23,384 16 0.1%
Incl. MemUse (bytes) per call 7,789 7,795 5 0.1%
Excl. MemUse (bytes)-104 -112 -8 -7.7%
Incl. PeakMemUse (bytes)43,440 43,456 16 0.0%
Incl. PeakMemUse (bytes) per call 14,480 14,485 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 Function8 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%