Diff Report
Run #519ac1c42d00d: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519abf80bb905: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519ac1c42d00dRun #519abf80bb905DiffDiff%
Number of Function Calls5 5 0 0.0%
Incl. Wall Time (microsec)1,092 972 -120 -11.0%
Incl. Wall Time (microsec) per call 218 194 -24 -11.0%
Excl. Wall Time (microsec)258 168 -90 -34.9%
Incl. CPU (microsecs)1,100 981 -119 -10.8%
Incl. CPU (microsecs) per call 220 196 -24 -10.8%
Excl. CPU (microsec)229 136 -93 -40.6%
Incl. MemUse (bytes)16,512 16,512 0 0.0%
Incl. MemUse (bytes) per call 3,302 3,302 0 0.0%
Excl. MemUse (bytes)-16,776 -16,768 8 0.0%
Incl. PeakMemUse (bytes)44,400 44,392 -8 -0.0%
Incl. PeakMemUse (bytes) per call 8,880 8,878 -2 -0.0%
Excl. PeakMemUse (bytes)8,432 8,432 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% -120 -1.0% -119 -0.8% 0 0.0% -8 -0.0%
Exclusive Metrics Diff for Current Function-90 -75.0% -93 -78.2% 8 N/A% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -120 -100.0% -119 -100.0% 0 N/A% -8 -100.0%
Child functions
fread0 N/A% -40 -33.3% -40 -33.6% 0 N/A% 0 0.0%
substr0 N/A% 17 14.2% 21 17.6% 0 N/A% 0 0.0%
strlen0 N/A% -3 -2.5% 0 0.0% 0 N/A% 0 0.0%
print_r0 N/A% -2 -1.7% -1 -0.8% -8 N/A% -8 -100.0%
fopen0 N/A% -2 -1.7% -2 -1.7% 8 N/A% 0 0.0%
function_exists0 N/A% 0 0.0% -2 -1.7% 0 N/A% 0 0.0%
fclose0 N/A% 0 0.0% -1 -0.8% 0 N/A% 0 0.0%
getmypid0 N/A% 0 0.0% -1 -0.8% -8 N/A% 0 0.0%
max0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%