Diff Report
Run #51c24fd9b971a: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51c25102ed66d: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #51c24fd9b971aRun #51c25102ed66dDiffDiff%
Number of Function Calls5 5 0 0.0%
Incl. Wall Time (microsec)824 827 3 0.4%
Incl. Wall Time (microsec) per call 165 165 1 0.4%
Excl. Wall Time (microsec)129 133 4 3.1%
Incl. CPU (microsecs)829 832 3 0.4%
Incl. CPU (microsecs) per call 166 166 1 0.4%
Excl. CPU (microsec)101 112 11 10.9%
Incl. MemUse (bytes)16,760 16,720 -40 -0.2%
Incl. MemUse (bytes) per call 3,352 3,344 -8 -0.2%
Excl. MemUse (bytes)-16,576 -16,584 -8 -0.0%
Incl. PeakMemUse (bytes)46,680 46,792 112 0.2%
Incl. PeakMemUse (bytes) per call 9,336 9,358 22 0.2%
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% 3 0.0% 3 0.0% -40 -0.1% 112 0.2%
Exclusive Metrics Diff for Current Function4 133.3% 11 366.7% -8 -20.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 3 100.0% 3 100.0% -40 -100.0% 112 100.0%
Child functions
fread0 N/A% 3 100.0% 2 66.7% 0 0.0% 88 78.6%
substr0 N/A% -2 -66.7% -2 -66.7% 0 0.0% 0 0.0%
print_r0 N/A% 2 66.7% 0 0.0% 24 60.0% 24 21.4%
fopen0 N/A% -2 -66.7% -3 -100.0% -24 -60.0% 0 0.0%
fclose0 N/A% -1 -33.3% 0 0.0% 0 0.0% 0 0.0%
strlen0 N/A% -1 -33.3% -4 -133.3% 0 0.0% 0 0.0%
function_exists0 N/A% 0 0.0% -1 -33.3% -8 -20.0% 0 0.0%
getmypid0 N/A% 0 0.0% 0 0.0% -24 -60.0% 0 0.0%
max0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%