Diff Report
Run #519fc53e46a65: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fc84e17238: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519fc53e46a65Run #519fc84e17238DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)611 589 -22 -3.6%
Incl. Wall Time (microsec) per call 611 589 -22 -3.6%
Excl. Wall Time (microsec)34 32 -2 -5.9%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)16,224 16,264 40 0.2%
Incl. MemUse (bytes) per call 16,224 16,264 40 0.2%
Excl. MemUse (bytes)-464 -472 -8 -1.7%
Incl. PeakMemUse (bytes)25,440 25,480 40 0.2%
Incl. PeakMemUse (bytes) per call 25,440 25,480 40 0.2%
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% -22 -4.1% 0 0.0% 40 0.5% 40 0.4%
Exclusive Metrics Diff for Current Function-2 -9.1% 0 N/A% -8 -20.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -22 -100.0% 0 N/A% 40 100.0% 40 100.0%
Child functions
fread0 N/A% -21 -95.5% 0 N/A% 0 0.0% -8 -20.0%
function_exists0 N/A% 1 4.5% 0 N/A% 0 0.0% 0 0.0%
fclose0 N/A% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
substr0 N/A% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
max0 N/A% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
fopen0 N/A% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
getmypid0 N/A% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
strlen0 N/A% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
print_r0 N/A% 0 0.0% 0 N/A% 48 120.0% 48 120.0%