Diff Report
Run #51b0309e0d24b: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51b031de38383: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #51b0309e0d24bRun #51b031de38383DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)722 692 -30 -4.2%
Incl. Wall Time (microsec) per call 241 231 -10 -4.2%
Excl. Wall Time (microsec)74 69 -5 -6.8%
Incl. CPU (microsecs)726 696 -30 -4.1%
Incl. CPU (microsecs) per call 242 232 -10 -4.1%
Excl. CPU (microsec)59 52 -7 -11.9%
Incl. MemUse (bytes)16,584 16,576 -8 -0.0%
Incl. MemUse (bytes) per call 5,528 5,525 -3 -0.0%
Excl. MemUse (bytes)-8,560 -8,544 16 0.2%
Incl. PeakMemUse (bytes)29,784 29,760 -24 -0.1%
Incl. PeakMemUse (bytes) per call 9,928 9,920 -8 -0.1%
Excl. PeakMemUse (bytes)8,656 8,656 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% -30 -0.1% -30 -0.1% -8 -0.0% -24 -0.0%
Exclusive Metrics Diff for Current Function-5 -16.7% -7 -23.3% 16 200.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -30 -100.0% -30 -100.0% -8 -100.0% -24 -100.0%
Child functions
fread0 N/A% -24 -80.0% -24 -80.0% 0 0.0% -40 -166.7%
substr0 N/A% -1 -3.3% 0 0.0% 0 0.0% 0 0.0%
max0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
fclose0 N/A% 0 0.0% 1 3.3% 0 0.0% 0 0.0%
fopen0 N/A% 0 0.0% -1 -3.3% -24 -300.0% 0 0.0%
function_exists0 N/A% 0 0.0% -1 -3.3% -24 -300.0% 0 0.0%
getmypid0 N/A% 0 0.0% 0 0.0% 8 100.0% 0 0.0%
strlen0 N/A% 0 0.0% 2 6.7% 0 0.0% 0 0.0%
print_r0 N/A% 0 0.0% 0 0.0% 16 200.0% 16 66.7%