Diff Report
Run #5394e2ae29e1b: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5394e21e9bd45: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #5394e2ae29e1bRun #5394e21e9bd45DiffDiff%
Number of Function Calls58 58 0 0.0%
Incl. Wall Time (microsec)1,785 1,788 3 0.2%
Incl. Wall Time (microsec) per call 31 31 0 0.2%
Excl. Wall Time (microsec)950 961 11 1.2%
Incl. CPU (microsecs)1,853 1,862 9 0.5%
Incl. CPU (microsecs) per call 32 32 0 0.5%
Excl. CPU (microsec)723 691 -32 -4.4%
Incl. MemUse (bytes)13,408 13,408 0 0.0%
Incl. MemUse (bytes) per call 231 231 0 0.0%
Excl. MemUse (bytes)768 768 0 0.0%
Incl. PeakMemUse (bytes)832 832 0 0.0%
Incl. PeakMemUse (bytes) per call 14 14 0 0.0%
Excl. PeakMemUse (bytes)752 752 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% 3 0.1% 9 0.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function11 366.7% -32 -355.6% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Utility\Crypt::randomBytesBase640 N/A% 19 633.3% 25 277.8% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% -16 -533.3% -18 -200.0% 0 N/A% 0 N/A%
_drupal_bootstrap_code0 N/A% 0 0.0% 2 22.2% 0 N/A% 0 N/A%
Child functions
substr0 N/A% -7 -233.3% 3 33.3% 0 N/A% 0 N/A%
openssl_random_pseudo_bytes0 N/A% 6 200.0% 19 211.1% 0 N/A% 0 N/A%
strlen0 N/A% -6 -200.0% 21 233.3% 0 N/A% 0 N/A%
function_exists0 N/A% -1 -33.3% -2 -22.2% 0 N/A% 0 N/A%