Diff Report
Run #536ffbe232db1: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #536ffc2aeacea: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #536ffbe232db1Run #536ffc2aeaceaDiffDiff%
Number of Function Calls10 10 0 0.0%
Incl. Wall Time (microsec)378 392 14 3.7%
Incl. Wall Time (microsec) per call 38 39 1 3.7%
Excl. Wall Time (microsec)204 215 11 5.4%
Incl. CPU (microsecs)394 404 10 2.5%
Incl. CPU (microsecs) per call 39 40 1 2.5%
Excl. CPU (microsec)139 158 19 13.7%
Incl. MemUse (bytes)7,824 7,824 0 0.0%
Incl. MemUse (bytes) per call 782 782 0 0.0%
Excl. MemUse (bytes)3,248 3,248 0 0.0%
Incl. PeakMemUse (bytes)1,872 1,872 0 0.0%
Incl. PeakMemUse (bytes) per call 187 187 0 0.0%
Excl. PeakMemUse (bytes)1,488 1,488 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% 14 0.5% 10 0.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function11 78.6% 19 190.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Utility\Crypt::randomBytesBase640 N/A% 7 50.0% 2 20.0% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% 6 42.9% 7 70.0% 0 N/A% 0 N/A%
_drupal_bootstrap_code0 N/A% 1 7.1% 1 10.0% 0 N/A% 0 N/A%
Child functions
substr0 N/A% 1 7.1% 4 40.0% 0 N/A% 0 N/A%
openssl_random_pseudo_bytes0 N/A% 1 7.1% -3 -30.0% 0 N/A% 0 N/A%
function_exists0 N/A% 1 7.1% -2 -20.0% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% -8 -80.0% 0 N/A% 0 N/A%