Diff Report
Run #5391fc871e91d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #5391fcf6ab927: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #5391fc871e91dRun #5391fcf6ab927DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)266 259 -7 -2.6%
Incl. Wall Time (microsec) per call 38 37 -1 -2.6%
Excl. Wall Time (microsec)163 155 -8 -4.9%
Incl. CPU (microsecs)279 267 -12 -4.3%
Incl. CPU (microsecs) per call 40 38 -2 -4.3%
Excl. CPU (microsec)139 124 -15 -10.8%
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% -7 -0.4% -12 -0.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-8 -114.3% -15 -125.0% 0 N/A% 0 N/A%
Parent functions
_drupal_bootstrap_code0 N/A% -11 -157.1% -12 -100.0% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% 2 28.6% 1 8.3% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytesBase640 N/A% 2 28.6% -1 -8.3% 0 N/A% 0 N/A%
Child functions
openssl_random_pseudo_bytes0 N/A% 1 14.3% 3 25.0% 0 N/A% 0 N/A%
substr0 N/A% 0 0.0% 1 8.3% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% -1 -8.3% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%