Diff Report
Run #523bd1075886b: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #523bd0c5929e9: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #523bd1075886bRun #523bd0c5929e9DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)716 720 4 0.6%
Incl. Wall Time (microsec) per call 358 360 2 0.6%
Excl. Wall Time (microsec)72 74 2 2.8%
Incl. CPU (microsecs)718 722 4 0.6%
Incl. CPU (microsecs) per call 359 361 2 0.6%
Excl. CPU (microsec)57 53 -4 -7.0%
Incl. MemUse (bytes)16,456 16,456 0 0.0%
Incl. MemUse (bytes) per call 8,228 8,228 0 0.0%
Excl. MemUse (bytes)-4,504 -4,504 0 0.0%
Incl. PeakMemUse (bytes)34,160 34,160 0 0.0%
Incl. PeakMemUse (bytes) per call 17,080 17,080 0 0.0%
Excl. PeakMemUse (bytes)8,840 8,840 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% 4 0.2% 4 0.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function2 50.0% -4 -100.0% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 4 100.0% 4 100.0% 0 N/A% 0 N/A%
Child functions
print_r0 N/A% 1 25.0% 0 0.0% 0 N/A% 0 N/A%
fread0 N/A% 1 25.0% 1 25.0% 0 N/A% 0 N/A%
fclose0 N/A% 0 0.0% 1 25.0% 0 N/A% 0 N/A%
substr0 N/A% 0 0.0% 1 25.0% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% -1 -25.0% 0 N/A% 0 N/A%
fopen0 N/A% 0 0.0% 1 25.0% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% 1 25.0% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% 1 25.0% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% 3 75.0% 0 N/A% 0 N/A%