Diff Report
Run #53513afe3c568: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #535139ab6e707: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #53513afe3c568Run #535139ab6e707DiffDiff%
Number of Function Calls55 55 0 0.0%
Incl. Wall Time (microsec)1,162 1,047 -115 -9.9%
Incl. Wall Time (microsec) per call 21 19 -2 -9.9%
Excl. Wall Time (microsec)718 684 -34 -4.7%
Incl. CPU (microsecs)1,205 1,091 -114 -9.5%
Incl. CPU (microsecs) per call 22 20 -2 -9.5%
Excl. CPU (microsec)467 426 -41 -8.8%
Incl. MemUse (bytes)13,520 13,520 0 0.0%
Incl. MemUse (bytes) per call 246 246 0 0.0%
Excl. MemUse (bytes)824 824 0 0.0%
Incl. PeakMemUse (bytes)2,008 2,008 0 0.0%
Incl. PeakMemUse (bytes) per call 37 37 0 0.0%
Excl. PeakMemUse (bytes)1,864 1,864 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% -115 -2.1% -114 -1.8% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-34 -29.6% -41 -36.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Utility\Crypt::randomBytesBase640 N/A% -113 -98.3% -112 -98.2% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% -2 -1.7% -1 -0.9% 0 N/A% 0 N/A%
_drupal_bootstrap_code0 N/A% 0 0.0% -1 -0.9% 0 N/A% 0 N/A%
Child functions
openssl_random_pseudo_bytes0 N/A% -55 -47.8% -62 -54.4% 0 N/A% 0 N/A%
function_exists0 N/A% -14 -12.2% -18 -15.8% 0 N/A% 0 N/A%
strlen0 N/A% -7 -6.1% -11 -9.6% 0 N/A% 0 N/A%
substr0 N/A% -5 -4.3% 18 15.8% 0 N/A% 0 N/A%