Diff Report
Run #523f531e517da: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #523f527beec76: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #523f531e517daRun #523f527beec76DiffDiff%
Number of Function Calls22 22 0 0.0%
Incl. Wall Time (microsec)902 957 55 6.1%
Incl. Wall Time (microsec) per call 41 44 3 6.1%
Excl. Wall Time (microsec)225 217 -8 -3.6%
Incl. CPU (microsecs)920 970 50 5.4%
Incl. CPU (microsecs) per call 42 44 2 5.4%
Excl. CPU (microsec)180 182 2 1.1%
Incl. MemUse (bytes)17,848 17,792 -56 -0.3%
Incl. MemUse (bytes) per call 811 809 -3 -0.3%
Excl. MemUse (bytes)-82,240 -82,272 -32 -0.0%
Incl. PeakMemUse (bytes)48,464 48,408 -56 -0.1%
Incl. PeakMemUse (bytes) per call 2,203 2,200 -3 -0.1%
Excl. PeakMemUse (bytes)15,592 15,592 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% 55 1.4% 50 0.7% -56 -0.2% -56 -0.2%
Exclusive Metrics Diff for Current Function-8 -14.5% 2 4.0% -32 -57.1% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 55 100.0% 50 100.0% -56 -100.0% -56 -100.0%
Child functions
substr0 N/A% 49 89.1% 43 86.0% 0 0.0% 0 0.0%
strlen0 N/A% 12 21.8% -1 -2.0% 0 0.0% 0 0.0%
print_r0 N/A% 2 3.6% 2 4.0% -24 -42.9% -24 -42.9%
fread0 N/A% 1 1.8% 1 2.0% 0 0.0% -32 -57.1%
max0 N/A% -1 -1.8% 2 4.0% 0 0.0% 0 0.0%
fclose0 N/A% 0 0.0% -1 -2.0% 0 0.0% 0 0.0%
fopen0 N/A% 0 0.0% 1 2.0% 0 0.0% 0 0.0%
function_exists0 N/A% 0 0.0% 1 2.0% 0 0.0% 0 0.0%
getmypid0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%