Diff Report
Run #541de429e5ab1: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #541de55978b9a: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #541de429e5ab1Run #541de55978b9aDiffDiff%
Number of Function Calls33 33 0 0.0%
Incl. Wall Time (microsec)1,063 1,019 -44 -4.1%
Incl. Wall Time (microsec) per call 32 31 -1 -4.1%
Excl. Wall Time (microsec)548 528 -20 -3.6%
Incl. CPU (microsecs)1,100 1,053 -47 -4.3%
Incl. CPU (microsecs) per call 33 32 -1 -4.3%
Excl. CPU (microsec)398 400 2 0.5%
Incl. MemUse (bytes)10,592 10,592 0 0.0%
Incl. MemUse (bytes) per call 321 321 0 0.0%
Excl. MemUse (bytes)2,352 2,352 0 0.0%
Incl. PeakMemUse (bytes)1,768 1,768 0 0.0%
Incl. PeakMemUse (bytes) per call 54 54 0 0.0%
Excl. PeakMemUse (bytes)1,552 1,552 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% -44 -2.3% -47 -3.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-20 -45.5% 2 4.3% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Utility\Crypt::randomBytesBase640 N/A% -38 -86.4% -44 -93.6% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% -6 -13.6% -4 -8.5% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::boot0 N/A% 0 0.0% 1 2.1% 0 N/A% 0 N/A%
Child functions
openssl_random_pseudo_bytes0 N/A% -20 -45.5% -22 -46.8% 0 N/A% 0 N/A%
strlen0 N/A% -2 -4.5% -5 -10.6% 0 N/A% 0 N/A%
substr0 N/A% -2 -4.5% -3 -6.4% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% -19 -40.4% 0 N/A% 0 N/A%