Diff Report
Run #51ec227a9cea0: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec243650361: 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 #51ec227a9cea0Run #51ec243650361DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)868 873 5 0.6%
Incl. Wall Time (microsec) per call 868 873 5 0.6%
Excl. Wall Time (microsec)45 46 1 2.2%
Incl. CPU (microsecs)870 874 4 0.5%
Incl. CPU (microsecs) per call 870 874 4 0.5%
Excl. CPU (microsec)31 29 -2 -6.5%
Incl. MemUse (bytes)16,280 16,296 16 0.1%
Incl. MemUse (bytes) per call 16,280 16,296 16 0.1%
Excl. MemUse (bytes)-472 -472 0 0.0%
Incl. PeakMemUse (bytes)25,672 25,688 16 0.1%
Incl. PeakMemUse (bytes) per call 25,672 25,688 16 0.1%
Excl. PeakMemUse (bytes)4,592 4,592 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% 5 0.1% 4 0.1% 16 0.1% 16 0.0%
Exclusive Metrics Diff for Current Function1 20.0% -2 -50.0% 0 0.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 5 100.0% 4 100.0% 16 100.0% 16 100.0%
Child functions
fread0 N/A% 6 120.0% 6 150.0% 0 0.0% 0 0.0%
max0 N/A% -1 -20.0% -1 -25.0% 0 0.0% 0 0.0%
strlen0 N/A% -1 -20.0% 0 0.0% 0 0.0% 0 0.0%
fclose0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
substr0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
fopen0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
function_exists0 N/A% 0 0.0% 1 25.0% 0 0.0% 0 0.0%
getmypid0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
print_r0 N/A% 0 0.0% 0 0.0% 16 100.0% 16 100.0%