Diff Report
Run #519fedcae68c3: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519ff0715b88b: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519fedcae68c3Run #519ff0715b88bDiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)729 724 -5 -0.7%
Incl. Wall Time (microsec) per call 182 181 -1 -0.7%
Excl. Wall Time (microsec)92 92 0 0.0%
Incl. CPU (microsecs)732 730 -2 -0.3%
Incl. CPU (microsecs) per call 183 183 -1 -0.3%
Excl. CPU (microsec)66 79 13 19.7%
Incl. MemUse (bytes)16,648 16,640 -8 -0.0%
Incl. MemUse (bytes) per call 4,162 4,160 -2 -0.0%
Excl. MemUse (bytes)-12,568 -12,576 -8 -0.1%
Incl. PeakMemUse (bytes)50,408 50,400 -8 -0.0%
Incl. PeakMemUse (bytes) per call 12,602 12,600 -2 -0.0%
Excl. PeakMemUse (bytes)17,144 17,144 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% -2 -0.1% -8 -0.0% -8 -0.0%
Exclusive Metrics Diff for Current Function0 0.0% 13 650.0% -8 -100.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -5 -100.0% -2 -100.0% -8 -100.0% -8 -100.0%
Child functions
fread0 N/A% -4 -80.0% -4 -200.0% 0 0.0% -32 -400.0%
substr0 N/A% -2 -40.0% -6 -300.0% 0 0.0% 0 0.0%
print_r0 N/A% -1 -20.0% -2 -100.0% 24 300.0% 24 300.0%
fopen0 N/A% 1 20.0% 0 0.0% -24 -300.0% 0 0.0%
strlen0 N/A% 1 20.0% -1 -50.0% 0 0.0% 0 0.0%
function_exists0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
fclose0 N/A% 0 0.0% -1 -50.0% 0 0.0% 0 0.0%
getmypid0 N/A% 0 0.0% -1 -50.0% 0 0.0% 0 0.0%
max0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%