Diff Report
Run #519a6b3fa9c9c: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519a6f8ea14bd: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519a6b3fa9c9cRun #519a6f8ea14bdDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)723 718 -5 -0.7%
Incl. Wall Time (microsec) per call 723 718 -5 -0.7%
Excl. Wall Time (microsec)49 46 -3 -6.1%
Incl. CPU (microsecs)723 720 -3 -0.4%
Incl. CPU (microsecs) per call 723 720 -3 -0.4%
Excl. CPU (microsec)33 34 1 3.0%
Incl. MemUse (bytes)16,304 16,280 -24 -0.1%
Incl. MemUse (bytes) per call 16,304 16,280 -24 -0.1%
Excl. MemUse (bytes)-448 -448 0 0.0%
Incl. PeakMemUse (bytes)25,600 25,624 24 0.1%
Incl. PeakMemUse (bytes) per call 25,600 25,624 24 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 -0.4% -3 -0.3% -24 -0.1% 24 0.1%
Exclusive Metrics Diff for Current Function-3 -60.0% 1 33.3% 0 0.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -5 -100.0% -3 -100.0% -24 -100.0% 24 100.0%
Child functions
fread0 N/A% -2 -40.0% -3 -100.0% 0 0.0% 16 66.7%
print_r0 N/A% -1 -20.0% -1 -33.3% 8 33.3% 8 33.3%
fopen0 N/A% 1 20.0% 1 33.3% 0 0.0% 0 0.0%
fclose0 N/A% 0 0.0% 1 33.3% 0 0.0% 0 0.0%
substr0 N/A% 0 0.0% 0 0.0% -8 -33.3% 0 0.0%
function_exists0 N/A% 0 0.0% -1 -33.3% 0 0.0% 0 0.0%
max0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
getmypid0 N/A% 0 0.0% -2 -66.7% -24 -100.0% 0 0.0%
strlen0 N/A% 0 0.0% 1 33.3% 0 0.0% 0 0.0%