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

Drupal\Component\Utility\Crypt::randomBytesRun #51aad15cb89bbRun #51aad231c9c46DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)708 713 5 0.7%
Incl. Wall Time (microsec) per call 236 238 2 0.7%
Excl. Wall Time (microsec)81 78 -3 -3.7%
Incl. CPU (microsecs)711 717 6 0.8%
Incl. CPU (microsecs) per call 237 239 2 0.8%
Excl. CPU (microsec)60 68 8 13.3%
Incl. MemUse (bytes)16,480 16,520 40 0.2%
Incl. MemUse (bytes) per call 5,493 5,507 13 0.2%
Excl. MemUse (bytes)-8,544 -8,528 16 0.2%
Incl. PeakMemUse (bytes)38,264 38,280 16 0.0%
Incl. PeakMemUse (bytes) per call 12,755 12,760 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 Function-3 -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%