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

Drupal\Component\Utility\Crypt::randomBytesRun #5391fcf6ab927Run #5391fc871e91dDiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)259 266 7 2.7%
Incl. Wall Time (microsec) per call 37 38 1 2.7%
Excl. Wall Time (microsec)155 163 8 5.2%
Incl. CPU (microsecs)267 279 12 4.5%
Incl. CPU (microsecs) per call 38 40 2 4.5%
Excl. CPU (microsec)124 139 15 12.1%
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 Function8 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%