Diff Report
Run #519e62c02d767: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519e636f9416a: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519e62c02d767Run #519e636f9416aDiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)886 795 -91 -10.3%
Incl. Wall Time (microsec) per call 443 398 -46 -10.3%
Excl. Wall Time (microsec)57 51 -6 -10.5%
Incl. CPU (microsecs)889 799 -90 -10.1%
Incl. CPU (microsecs) per call 445 400 -45 -10.1%
Excl. CPU (microsec)38 39 1 2.6%
Incl. MemUse (bytes)16,408 16,408 0 0.0%
Incl. MemUse (bytes) per call 8,204 8,204 0 0.0%
Excl. MemUse (bytes)-4,480 -4,480 0 0.0%
Incl. PeakMemUse (bytes)34,048 34,048 0 0.0%
Incl. PeakMemUse (bytes) per call 17,024 17,024 0 0.0%
Excl. PeakMemUse (bytes)8,840 8,840 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% -91 -0.6% -90 -0.6% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-6 -6.6% 1 1.1% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -91 -100.0% -90 -100.0% 0 N/A% 0 N/A%
Child functions
fread0 N/A% -81 -89.0% -80 -88.9% 0 N/A% 0 N/A%
print_r0 N/A% -2 -2.2% -3 -3.3% 0 N/A% 0 N/A%
fopen0 N/A% -2 -2.2% -2 -2.2% 0 N/A% 0 N/A%
fclose0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
substr0 N/A% 0 0.0% -3 -3.3% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% -1 -1.1% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% -1 -1.1% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% -1 -1.1% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%