Diff Report
Run #519c03b86b1ec: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c04ab45451: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519c03b86b1ecRun #519c04ab45451DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)742 745 3 0.4%
Incl. Wall Time (microsec) per call 247 248 1 0.4%
Excl. Wall Time (microsec)110 108 -2 -1.8%
Incl. CPU (microsecs)746 749 3 0.4%
Incl. CPU (microsecs) per call 249 250 1 0.4%
Excl. CPU (microsec)83 87 4 4.8%
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)55,164 55,112 -52 -0.1%
Incl. PeakMemUse (bytes) per call 18,388 18,371 -17 -0.1%
Excl. PeakMemUse (bytes)4,688 4,632 -56 -1.2%

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 0.5% 3 0.2% -8 -0.1% -52 -0.3%
Exclusive Metrics Diff for Current Function-2 -66.7% 4 133.3% 0 0.0% -56 -107.7%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 3 100.0% 3 100.0% -8 -100.0% -52 -100.0%
Child functions
fread0 N/A% 9 300.0% 9 300.0% 0 0.0% 0 0.0%
fopen0 N/A% -4 -133.3% -5 -166.7% -12 -150.0% 0 0.0%
fclose0 N/A% 0 0.0% 1 33.3% 0 0.0% 0 0.0%
substr0 N/A% 0 0.0% -2 -66.7% 0 0.0% 0 0.0%
function_exists0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
max0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
strlen0 N/A% 0 0.0% -3 -100.0% 0 0.0% 0 0.0%
print_r0 N/A% 0 0.0% 1 33.3% 4 50.0% 4 7.7%
getmypid0 N/A% 0 0.0% -2 -66.7% 0 0.0% 0 0.0%