Diff Report
Run #519be9a13e594: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519bea9000214: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519be9a13e594Run #519bea9000214DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)739 739 0 0.0%
Incl. Wall Time (microsec) per call 246 246 0 0.0%
Excl. Wall Time (microsec)105 109 4 3.8%
Incl. CPU (microsecs)743 744 1 0.1%
Incl. CPU (microsecs) per call 248 248 0 0.1%
Excl. CPU (microsec)79 84 5 6.3%
Incl. MemUse (bytes)11,260 11,252 -8 -0.1%
Incl. MemUse (bytes) per call 3,753 3,751 -3 -0.1%
Excl. MemUse (bytes)-10,348 -10,348 0 0.0%
Incl. PeakMemUse (bytes)58,784 58,788 4 0.0%
Incl. PeakMemUse (bytes) per call 19,595 19,596 1 0.0%
Excl. PeakMemUse (bytes)8,308 8,308 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% 0 0.0% 1 0.0% -8 -0.0% 4 0.0%
Exclusive Metrics Diff for Current Function4 N/A% 5 500.0% 0 0.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 0 N/A% 1 100.0% -8 -100.0% 4 100.0%
Child functions
fread0 N/A% -2 N/A% -3 -300.0% 0 0.0% 0 0.0%
print_r0 N/A% -1 N/A% 1 100.0% 4 50.0% 4 100.0%
fopen0 N/A% -1 N/A% -2 -200.0% -12 -150.0% 0 0.0%
fclose0 N/A% 0 N/A% -1 -100.0% 0 0.0% 0 0.0%
substr0 N/A% 0 N/A% 2 200.0% 0 0.0% 0 0.0%
function_exists0 N/A% 0 N/A% 1 100.0% 0 0.0% 0 0.0%
max0 N/A% 0 N/A% -1 -100.0% 0 0.0% 0 0.0%
getmypid0 N/A% 0 N/A% -1 -100.0% 0 0.0% 0 0.0%
strlen0 N/A% 0 N/A% 0 0.0% 0 0.0% 0 0.0%