Diff Report
Run #51c2508074568: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51c24fd9b971a: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #51c2508074568Run #51c24fd9b971aDiffDiff%
Number of Function Calls5 5 0 0.0%
Incl. Wall Time (microsec)825 824 -1 -0.1%
Incl. Wall Time (microsec) per call 165 165 -0 -0.1%
Excl. Wall Time (microsec)130 129 -1 -0.8%
Incl. CPU (microsecs)831 829 -2 -0.2%
Incl. CPU (microsecs) per call 166 166 -0 -0.2%
Excl. CPU (microsec)108 101 -7 -6.5%
Incl. MemUse (bytes)16,760 16,760 0 0.0%
Incl. MemUse (bytes) per call 3,352 3,352 0 0.0%
Excl. MemUse (bytes)-16,576 -16,576 0 0.0%
Incl. PeakMemUse (bytes)46,680 46,680 0 0.0%
Incl. PeakMemUse (bytes) per call 9,336 9,336 0 0.0%
Excl. PeakMemUse (bytes)17,088 17,088 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Component\Utility\Crypt::randomBytes [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\Utility\Crypt::randomBytes0 N/A% -1 -0.1% -2 -0.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-1 -100.0% -7 -350.0% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -1 -100.0% -2 -100.0% 0 N/A% 0 N/A%
Child functions
fread0 N/A% 1 100.0% 3 150.0% 0 N/A% 0 N/A%
substr0 N/A% 1 100.0% 1 50.0% 0 N/A% 0 N/A%
print_r0 N/A% -1 -100.0% -1 -50.0% 0 N/A% 0 N/A%
fopen0 N/A% -1 -100.0% -1 -50.0% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
fclose0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% -1 -50.0% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% 1 50.0% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% 3 150.0% 0 N/A% 0 N/A%