Diff Report
Run #53d4352fc0c61: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #53d435bff29d8: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #53d4352fc0c61Run #53d435bff29d8DiffDiff%
Number of Function Calls12 12 0 0.0%
Incl. Wall Time (microsec)479 483 4 0.8%
Incl. Wall Time (microsec) per call 40 40 0 0.8%
Excl. Wall Time (microsec)246 250 4 1.6%
Incl. CPU (microsecs)496 499 3 0.6%
Incl. CPU (microsecs) per call 41 42 0 0.6%
Excl. CPU (microsec)174 169 -5 -2.9%
Incl. MemUse (bytes)8,120 8,120 0 0.0%
Incl. MemUse (bytes) per call 677 677 0 0.0%
Excl. MemUse (bytes)3,136 3,136 0 0.0%
Incl. PeakMemUse (bytes)1,880 1,880 0 0.0%
Incl. PeakMemUse (bytes) per call 157 157 0 0.0%
Excl. PeakMemUse (bytes)1,624 1,624 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% 4 0.2% 3 0.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function4 100.0% -5 -166.7% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\DrupalKernel::boot0 N/A% 10 250.0% 10 333.3% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% -6 -150.0% -6 -200.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytesBase640 N/A% 0 0.0% -1 -33.3% 0 N/A% 0 N/A%
Child functions
strlen0 N/A% -3 -75.0% 2 66.7% 0 N/A% 0 N/A%
substr0 N/A% 3 75.0% -1 -33.3% 0 N/A% 0 N/A%
function_exists0 N/A% 1 25.0% 3 100.0% 0 N/A% 0 N/A%
openssl_random_pseudo_bytes0 N/A% -1 -25.0% 4 133.3% 0 N/A% 0 N/A%