Diff Report
Run #523c58bd29e4d: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #523c5919acc8c: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #523c58bd29e4dRun #523c5919acc8cDiffDiff%
Number of Function Calls22 22 0 0.0%
Incl. Wall Time (microsec)1,085 1,040 -45 -4.1%
Incl. Wall Time (microsec) per call 49 47 -2 -4.1%
Excl. Wall Time (microsec)274 272 -2 -0.7%
Incl. CPU (microsecs)1,103 1,058 -45 -4.1%
Incl. CPU (microsecs) per call 50 48 -2 -4.1%
Excl. CPU (microsec)232 247 15 6.5%
Incl. MemUse (bytes)17,896 17,896 0 0.0%
Incl. MemUse (bytes) per call 813 813 0 0.0%
Excl. MemUse (bytes)-82,264 -82,264 0 0.0%
Incl. PeakMemUse (bytes)48,272 48,272 0 0.0%
Incl. PeakMemUse (bytes) per call 2,194 2,194 0 0.0%
Excl. PeakMemUse (bytes)14,824 14,824 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% -45 -10.2% -45 -3.3% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-2 -4.4% 15 33.3% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -45 -100.0% -45 -100.0% 0 N/A% 0 N/A%
Child functions
substr0 N/A% -39 -86.7% -48 -106.7% 0 N/A% 0 N/A%
fread0 N/A% -2 -4.4% -4 -8.9% 0 N/A% 0 N/A%
fopen0 N/A% -2 -4.4% -2 -4.4% 0 N/A% 0 N/A%
function_exists0 N/A% 1 2.2% 1 2.2% 0 N/A% 0 N/A%
strlen0 N/A% -1 -2.2% -5 -11.1% 0 N/A% 0 N/A%
print_r0 N/A% -1 -2.2% -2 -4.4% 0 N/A% 0 N/A%
fclose0 N/A% 1 2.2% 0 0.0% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% -1 -2.2% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% 1 2.2% 0 N/A% 0 N/A%