Diff Report
Run #51978cc86c728: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51978d2b1f3d1: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #51978cc86c728Run #51978d2b1f3d1DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)723 717 -6 -0.8%
Incl. Wall Time (microsec) per call 241 239 -2 -0.8%
Excl. Wall Time (microsec)74 72 -2 -2.7%
Incl. CPU (microsecs)727 721 -6 -0.8%
Incl. CPU (microsecs) per call 242 240 -2 -0.8%
Excl. CPU (microsec)59 53 -6 -10.2%
Incl. MemUse (bytes)16,416 16,416 0 0.0%
Incl. MemUse (bytes) per call 5,472 5,472 0 0.0%
Excl. MemUse (bytes)-8,544 -8,544 0 0.0%
Incl. PeakMemUse (bytes)38,200 38,200 0 0.0%
Incl. PeakMemUse (bytes) per call 12,733 12,733 0 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% -6 -1.5% -6 -0.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -33.3% -6 -100.0% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -6 -100.0% -6 -100.0% 0 N/A% 0 N/A%
Child functions
fopen0 N/A% -5 -83.3% -5 -83.3% 0 N/A% 0 N/A%
fread0 N/A% 2 33.3% 2 33.3% 0 N/A% 0 N/A%
substr0 N/A% -2 -33.3% 3 50.0% 0 N/A% 0 N/A%
max0 N/A% 1 16.7% 1 16.7% 0 N/A% 0 N/A%
fclose0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
print_r0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% -1 -16.7% 0 N/A% 0 N/A%