Diff Report
Run #539205a48c548: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539206aca7ae8: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #539205a48c548Run #539206aca7ae8DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)263 255 -8 -3.0%
Incl. Wall Time (microsec) per call 38 36 -1 -3.0%
Excl. Wall Time (microsec)160 151 -9 -5.6%
Incl. CPU (microsecs)274 267 -7 -2.6%
Incl. CPU (microsecs) per call 39 38 -1 -2.6%
Excl. CPU (microsec)129 117 -12 -9.3%
Incl. MemUse (bytes)4,364 4,364 0 0.0%
Incl. MemUse (bytes) per call 623 623 0 0.0%
Excl. MemUse (bytes)1,952 1,952 0 0.0%
Incl. PeakMemUse (bytes)4,264 4,264 0 0.0%
Incl. PeakMemUse (bytes) per call 609 609 0 0.0%
Excl. PeakMemUse (bytes)2,464 2,464 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% -8 -0.2% -7 -0.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-9 -112.5% -12 -171.4% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Uuid\Php::generate0 N/A% -5 -62.5% -5 -71.4% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytesBase640 N/A% -2 -25.0% -1 -14.3% 0 N/A% 0 N/A%
_drupal_bootstrap_code0 N/A% -1 -12.5% -1 -14.3% 0 N/A% 0 N/A%
Child functions
openssl_random_pseudo_bytes0 N/A% 1 12.5% 0 0.0% 0 N/A% 0 N/A%
substr0 N/A% 0 0.0% 4 57.1% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% 1 14.3% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%