Diff Report
Run #541de429e5ab1: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #541de5cbd937a: 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 #541de5cbd937aDiffDiff%
Number of Function Calls33 33 0 0.0%
Incl. Wall Time (microsec)1,063 1,044 -19 -1.8%
Incl. Wall Time (microsec) per call 32 32 -1 -1.8%
Excl. Wall Time (microsec)548 543 -5 -0.9%
Incl. CPU (microsecs)1,100 1,079 -21 -1.9%
Incl. CPU (microsecs) per call 33 33 -1 -1.9%
Excl. CPU (microsec)398 414 16 4.0%
Incl. MemUse (bytes)10,592 10,600 8 0.1%
Incl. MemUse (bytes) per call 321 321 0 0.1%
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% -19 -0.2% -21 -0.3% 8 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-5 -26.3% 16 76.2% 0 0.0% 0 N/A%
Parent functions
Drupal\Component\Utility\Crypt::randomBytesBase640 N/A% -18 -94.7% -19 -90.5% 0 0.0% 0 N/A%
Drupal\Core\DrupalKernel::boot0 N/A% -1 -5.3% 0 0.0% 8 100.0% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% 0 0.0% -2 -9.5% 0 0.0% 0 N/A%
Child functions
openssl_random_pseudo_bytes0 N/A% -9 -47.4% -17 -81.0% 8 100.0% 0 N/A%
strlen0 N/A% -2 -10.5% -9 -42.9% 0 0.0% 0 N/A%
substr0 N/A% -2 -10.5% -3 -14.3% 0 0.0% 0 N/A%
function_exists0 N/A% -1 -5.3% -8 -38.1% 0 0.0% 0 N/A%