Diff Report
Run #51ec517fc2424: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec52a09990a: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #51ec517fc2424Run #51ec52a09990aDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)856 862 6 0.7%
Incl. Wall Time (microsec) per call 856 862 6 0.7%
Excl. Wall Time (microsec)44 43 -1 -2.3%
Incl. CPU (microsecs)857 864 7 0.8%
Incl. CPU (microsecs) per call 857 864 7 0.8%
Excl. CPU (microsec)31 35 4 12.9%
Incl. MemUse (bytes)16,304 16,304 0 0.0%
Incl. MemUse (bytes) per call 16,304 16,304 0 0.0%
Excl. MemUse (bytes)-448 -464 -16 -3.6%
Incl. PeakMemUse (bytes)25,696 25,696 0 0.0%
Incl. PeakMemUse (bytes) per call 25,696 25,696 0 0.0%
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% 6 0.1% 7 0.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-1 -16.7% 4 57.1% -16 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 6 100.0% 7 100.0% 0 N/A% 0 N/A%
Child functions
fread0 N/A% 6 100.0% 6 85.7% 0 N/A% -16 N/A%
strlen0 N/A% 1 16.7% -1 -14.3% 0 N/A% 0 N/A%
max0 N/A% 1 16.7% 1 14.3% 0 N/A% 0 N/A%
print_r0 N/A% -1 -16.7% -1 -14.3% 16 N/A% 16 N/A%
fclose0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
substr0 N/A% 0 0.0% -1 -14.3% 0 N/A% 0 N/A%
fopen0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% -1 -14.3% 0 N/A% 0 N/A%