Diff Report
Run #5350e128cfd2b: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5350e2663e694: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #5350e128cfd2bRun #5350e2663e694DiffDiff%
Number of Function Calls54 54 0 0.0%
Incl. Wall Time (microsec)1,560 1,568 8 0.5%
Incl. Wall Time (microsec) per call 29 29 0 0.5%
Excl. Wall Time (microsec)883 862 -21 -2.4%
Incl. CPU (microsecs)1,621 1,629 8 0.5%
Incl. CPU (microsecs) per call 30 30 0 0.5%
Excl. CPU (microsec)562 547 -15 -2.7%
Incl. MemUse (bytes)13,392 13,384 -8 -0.1%
Incl. MemUse (bytes) per call 248 248 -0 -0.1%
Excl. MemUse (bytes)880 888 8 0.9%
Incl. PeakMemUse (bytes)1,872 1,920 48 2.6%
Incl. PeakMemUse (bytes) per call 35 36 1 2.6%
Excl. PeakMemUse (bytes)1,728 1,776 48 2.8%

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% 8 0.5% 8 0.5% -8 -0.0% 48 0.2%
Exclusive Metrics Diff for Current Function-21 -262.5% -15 -187.5% 8 100.0% 48 100.0%
Parent functions
Drupal\Component\Utility\Crypt::randomBytesBase640 N/A% 8 100.0% 9 112.5% 0 0.0% 0 0.0%
Drupal\Component\Uuid\Php::generate0 N/A% 0 0.0% -1 -12.5% 0 0.0% 0 0.0%
_drupal_bootstrap_code0 N/A% 0 0.0% 0 0.0% -8 -100.0% 48 100.0%
Child functions
openssl_random_pseudo_bytes0 N/A% 35 437.5% 22 275.0% -16 -200.0% 0 0.0%
strlen0 N/A% -5 -62.5% -1 -12.5% 0 0.0% 0 0.0%
substr0 N/A% -1 -12.5% 6 75.0% 0 0.0% 0 0.0%
function_exists0 N/A% 0 0.0% -4 -50.0% 0 0.0% 0 0.0%