Diff Report
Run #534ad9c94e95b: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #534ad8dec7444: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #534ad9c94e95bRun #534ad8dec7444DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)267 280 13 4.9%
Incl. Wall Time (microsec) per call 38 40 2 4.9%
Excl. Wall Time (microsec)161 171 10 6.2%
Incl. CPU (microsecs)278 291 13 4.7%
Incl. CPU (microsecs) per call 40 42 2 4.7%
Excl. CPU (microsec)136 131 -5 -3.7%
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)4,004 4,004 0 0.0%
Incl. PeakMemUse (bytes) per call 572 572 0 0.0%
Excl. PeakMemUse (bytes)2,220 2,220 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% 13 0.8% 13 2.6% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function10 76.9% -5 -38.5% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Utility\Crypt::randomBytesBase640 N/A% 13 100.0% 13 100.0% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% 1 7.7% 0 0.0% 0 N/A% 0 N/A%
_drupal_bootstrap_code0 N/A% -1 -7.7% 0 0.0% 0 N/A% 0 N/A%
Child functions
substr0 N/A% 1 7.7% 5 38.5% 0 N/A% 0 N/A%
function_exists0 N/A% 1 7.7% 1 7.7% 0 N/A% 0 N/A%
strlen0 N/A% 1 7.7% 6 46.2% 0 N/A% 0 N/A%
openssl_random_pseudo_bytes0 N/A% 0 0.0% 6 46.2% 0 N/A% 0 N/A%