Diff Report
Run #538e3af7e977d: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #538e3ac0de109: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #538e3af7e977dRun #538e3ac0de109DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)209 199 -10 -4.8%
Incl. Wall Time (microsec) per call 30 28 -1 -4.8%
Excl. Wall Time (microsec)123 117 -6 -4.9%
Incl. CPU (microsecs)213 207 -6 -2.8%
Incl. CPU (microsecs) per call 30 30 -1 -2.8%
Excl. CPU (microsec)72 81 9 12.5%
Incl. MemUse (bytes)7,736 7,736 0 0.0%
Incl. MemUse (bytes) per call 1,105 1,105 0 0.0%
Excl. MemUse (bytes)3,512 3,512 0 0.0%
Incl. PeakMemUse (bytes)2,920 2,920 0 0.0%
Incl. PeakMemUse (bytes) per call 417 417 0 0.0%
Excl. PeakMemUse (bytes)2,488 2,488 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% -10 -1.4% -6 -0.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-6 -60.0% 9 150.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Utility\Crypt::randomBytesBase640 N/A% -10 -100.0% -7 -116.7% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
_drupal_bootstrap_code0 N/A% 0 0.0% 1 16.7% 0 N/A% 0 N/A%
Child functions
openssl_random_pseudo_bytes0 N/A% -3 -30.0% -7 -116.7% 0 N/A% 0 N/A%
strlen0 N/A% -1 -10.0% -3 -50.0% 0 N/A% 0 N/A%
substr0 N/A% 0 0.0% -1 -16.7% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% -4 -66.7% 0 N/A% 0 N/A%