Diff Report
Run #51aad231c9c46: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51aad15cb89bb: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #51aad231c9c46Run #51aad15cb89bbDiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)713 708 -5 -0.7%
Incl. Wall Time (microsec) per call 238 236 -2 -0.7%
Excl. Wall Time (microsec)78 81 3 3.8%
Incl. CPU (microsecs)717 711 -6 -0.8%
Incl. CPU (microsecs) per call 239 237 -2 -0.8%
Excl. CPU (microsec)68 60 -8 -11.8%
Incl. MemUse (bytes)16,520 16,480 -40 -0.2%
Incl. MemUse (bytes) per call 5,507 5,493 -13 -0.2%
Excl. MemUse (bytes)-8,528 -8,544 -16 -0.2%
Incl. PeakMemUse (bytes)38,280 38,264 -16 -0.0%
Incl. PeakMemUse (bytes) per call 12,760 12,755 -5 -0.0%
Excl. PeakMemUse (bytes)12,888 12,888 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% -5 -1.9% -6 -0.4% -40 -0.1% -16 -0.0%
Exclusive Metrics Diff for Current Function3 60.0% -8 -133.3% -16 -40.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -5 -100.0% -6 -100.0% -40 -100.0% -16 -100.0%
Child functions
fopen0 N/A% -7 -140.0% -7 -116.7% 8 20.0% 0 0.0%
strlen0 N/A% -1 -20.0% 2 33.3% 8 20.0% 0 0.0%
fread0 N/A% 1 20.0% 3 50.0% 0 0.0% 0 0.0%
fclose0 N/A% -1 -20.0% 1 16.7% -24 -60.0% 0 0.0%
substr0 N/A% 0 0.0% 4 66.7% 0 0.0% 0 0.0%
print_r0 N/A% 0 0.0% -1 -16.7% -16 -40.0% -16 -100.0%
getmypid0 N/A% 0 0.0% 0 0.0% 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%