Diff Report
Run #519af44245f83: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519af4b90e33b: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519af44245f83Run #519af4b90e33bDiffDiff%
Number of Function Calls5 5 0 0.0%
Incl. Wall Time (microsec)784 783 -1 -0.1%
Incl. Wall Time (microsec) per call 157 157 -0 -0.1%
Excl. Wall Time (microsec)123 127 4 3.3%
Incl. CPU (microsecs)792 790 -2 -0.3%
Incl. CPU (microsecs) per call 158 158 -0 -0.3%
Excl. CPU (microsec)106 105 -1 -0.9%
Incl. MemUse (bytes)16,752 16,720 -32 -0.2%
Incl. MemUse (bytes) per call 3,350 3,344 -6 -0.2%
Excl. MemUse (bytes)-16,576 -16,584 -8 -0.0%
Incl. PeakMemUse (bytes)44,688 44,664 -24 -0.1%
Incl. PeakMemUse (bytes) per call 8,938 8,933 -5 -0.1%
Excl. PeakMemUse (bytes)14,856 14,856 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% -1 -0.0% -2 -0.1% -32 -0.0% -24 -0.0%
Exclusive Metrics Diff for Current Function4 400.0% -1 -50.0% -8 -25.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -1 -100.0% -2 -100.0% -32 -100.0% -24 -100.0%
Child functions
substr0 N/A% -4 -400.0% -3 -150.0% 0 0.0% 8 33.3%
print_r0 N/A% -1 -100.0% 0 0.0% 24 75.0% 24 100.0%
fread0 N/A% 0 0.0% 2 100.0% 0 0.0% -56 -233.3%
fclose0 N/A% 0 0.0% -1 -50.0% 0 0.0% 0 0.0%
max0 N/A% 0 0.0% -1 -50.0% 0 0.0% 0 0.0%
fopen0 N/A% 0 0.0% 2 100.0% -24 -75.0% 0 0.0%
function_exists0 N/A% 0 0.0% 1 50.0% 0 0.0% 0 0.0%
getmypid0 N/A% 0 0.0% 0 0.0% -24 -75.0% 0 0.0%
strlen0 N/A% 0 0.0% -1 -50.0% 0 0.0% 0 0.0%