Diff Report
Run #531ee5f3237b0: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #531ee626b79e4: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #531ee5f3237b0Run #531ee626b79e4DiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)112 111 -1 -0.9%
Incl. Wall Time (microsec) per call 28 28 -0 -0.9%
Excl. Wall Time (microsec)67 68 1 1.5%
Incl. CPU (microsecs)114 117 3 2.6%
Incl. CPU (microsecs) per call 29 29 1 2.6%
Excl. CPU (microsec)44 51 7 15.9%
Incl. MemUse (bytes)6,584 6,584 0 0.0%
Incl. MemUse (bytes) per call 1,646 1,646 0 0.0%
Excl. MemUse (bytes)2,840 2,840 0 0.0%
Incl. PeakMemUse (bytes)1,176 1,176 0 0.0%
Incl. PeakMemUse (bytes) per call 294 294 0 0.0%
Excl. PeakMemUse (bytes)1,080 1,080 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% -1 -0.7% 3 0.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 100.0% 7 233.3% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Utility\Crypt::randomBytesBase640 N/A% -2 -200.0% 1 33.3% 0 N/A% 0 N/A%
_drupal_bootstrap_code0 N/A% 1 100.0% 2 66.7% 0 N/A% 0 N/A%
Child functions
substr0 N/A% -1 -100.0% -2 -66.7% 0 N/A% 0 N/A%
openssl_random_pseudo_bytes0 N/A% -1 -100.0% -3 -100.0% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% 1 33.3% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%