Diff Report
Run #539fd0a78f1b7: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #539fd2109980d: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #539fd0a78f1b7Run #539fd2109980dDiffDiff%
Number of Function Calls76 76 0 0.0%
Incl. Wall Time (microsec)3,343 3,304 -39 -1.2%
Incl. Wall Time (microsec) per call 44 43 -1 -1.2%
Excl. Wall Time (microsec)1,694 1,644 -50 -3.0%
Incl. CPU (microsecs)3,452 3,412 -40 -1.2%
Incl. CPU (microsecs) per call 45 45 -1 -1.2%
Excl. CPU (microsec)1,258 1,231 -27 -2.1%
Incl. MemUse (bytes)14,888 14,888 0 0.0%
Incl. MemUse (bytes) per call 196 196 0 0.0%
Excl. MemUse (bytes)424 424 0 0.0%
Incl. PeakMemUse (bytes)1,576 1,576 0 0.0%
Incl. PeakMemUse (bytes) per call 21 21 0 0.0%
Excl. PeakMemUse (bytes)1,408 1,408 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% -39 -0.6% -40 -0.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-50 -128.2% -27 -67.5% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Utility\Crypt::randomBytesBase640 N/A% -41 -105.1% -39 -97.5% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% 22 56.4% 19 47.5% 0 N/A% 0 N/A%
_drupal_bootstrap_code0 N/A% -20 -51.3% -20 -50.0% 0 N/A% 0 N/A%
Child functions
openssl_random_pseudo_bytes0 N/A% 12 30.8% 1 2.5% 0 N/A% 0 N/A%
function_exists0 N/A% 6 15.4% 3 7.5% 0 N/A% 0 N/A%
strlen0 N/A% -6 -15.4% -5 -12.5% 0 N/A% 0 N/A%
substr0 N/A% -1 -2.6% -12 -30.0% 0 N/A% 0 N/A%