Diff Report
Run #519bd4c5b5ac8: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519bd405e5fe3: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519bd4c5b5ac8Run #519bd405e5fe3DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)737 741 4 0.5%
Incl. Wall Time (microsec) per call 246 247 1 0.5%
Excl. Wall Time (microsec)89 93 4 4.5%
Incl. CPU (microsecs)741 745 4 0.5%
Incl. CPU (microsecs) per call 247 248 1 0.5%
Excl. CPU (microsec)72 71 -1 -1.4%
Incl. MemUse (bytes)16,608 16,608 0 0.0%
Incl. MemUse (bytes) per call 5,536 5,536 0 0.0%
Excl. MemUse (bytes)-8,544 -8,544 0 0.0%
Incl. PeakMemUse (bytes)38,520 38,520 0 0.0%
Incl. PeakMemUse (bytes) per call 12,840 12,840 0 0.0%
Excl. PeakMemUse (bytes)12,840 12,840 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 0.1% 4 0.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function4 100.0% -1 -25.0% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 4 100.0% 4 100.0% 0 N/A% 0 N/A%
Child functions
fopen0 N/A% 3 75.0% 3 75.0% 0 N/A% 0 N/A%
substr0 N/A% -1 -25.0% 0 0.0% 0 N/A% 0 N/A%
strlen0 N/A% -1 -25.0% 1 25.0% 0 N/A% 0 N/A%
print_r0 N/A% -1 -25.0% 1 25.0% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% 1 25.0% 0 N/A% 0 N/A%
fclose0 N/A% 0 0.0% 1 25.0% 0 N/A% 0 N/A%
fread0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% -2 -50.0% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%