Diff Report
Run #5198f92a4c3fa: XHProf Run (Namespace=drupal-perf-steveoliver)
vs.
Run #5198f7eab7067: XHProf Run (Namespace=drupal-perf-steveoliver)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #5198f92a4c3faRun #5198f7eab7067DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)1,282 1,282 0 0.0%
Incl. Wall Time (microsec) per call 641 641 0 0.0%
Excl. Wall Time (microsec)113 117 4 3.5%
Incl. CPU (microsecs)0 4,001 4,001 N/A%
Incl. CPU (microsecs) per call 0 2,001 2,001 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)20,992 20,992 0 0.0%
Incl. MemUse (bytes) per call 10,496 10,496 0 0.0%
Excl. MemUse (bytes)-3,184 -3,184 0 0.0%
Incl. PeakMemUse (bytes)42,864 42,864 0 0.0%
Incl. PeakMemUse (bytes) per call 21,432 21,432 0 0.0%
Excl. PeakMemUse (bytes)4,376 4,376 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% 4,001 N/A% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function4 N/A% 0 0.0% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 0 N/A% 4,001 100.0% 0 N/A% 0 N/A%
Child functions
fread0 N/A% -6 N/A% 4,001 100.0% 0 N/A% 0 N/A%
substr0 N/A% 2 N/A% 0 0.0% 0 N/A% 0 N/A%
max0 N/A% 0 N/A% 0 0.0% 0 N/A% 0 N/A%
fclose0 N/A% 0 N/A% 0 0.0% 0 N/A% 0 N/A%
fopen0 N/A% 0 N/A% 0 0.0% 0 N/A% 0 N/A%
function_exists0 N/A% 0 N/A% 0 0.0% 0 N/A% 0 N/A%
getmypid0 N/A% 0 N/A% 0 0.0% 0 N/A% 0 N/A%
strlen0 N/A% 0 N/A% 0 0.0% 0 N/A% 0 N/A%
print_r0 N/A% 0 N/A% 0 0.0% 0 N/A% 0 N/A%