Diff Report
Run #51e3103d95a81: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51e30f7568a45: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #51e3103d95a81Run #51e30f7568a45DiffDiff%
Number of Function Calls6 6 0 0.0%
Incl. Wall Time (microsec)772 784 12 1.6%
Incl. Wall Time (microsec) per call 129 131 2 1.6%
Excl. Wall Time (microsec)127 134 7 5.5%
Incl. CPU (microsecs)779 790 11 1.4%
Incl. CPU (microsecs) per call 130 132 2 1.4%
Excl. CPU (microsec)104 110 6 5.8%
Incl. MemUse (bytes)16,792 16,760 -32 -0.2%
Incl. MemUse (bytes) per call 2,799 2,793 -5 -0.2%
Excl. MemUse (bytes)-20,568 -20,568 0 0.0%
Incl. PeakMemUse (bytes)62,368 62,336 -32 -0.1%
Incl. PeakMemUse (bytes) per call 10,395 10,389 -5 -0.1%
Excl. PeakMemUse (bytes)25,056 25,056 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% 12 0.2% 11 2.3% -32 -0.0% -32 -0.0%
Exclusive Metrics Diff for Current Function7 58.3% 6 54.5% 0 0.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 12 100.0% 11 100.0% -32 -100.0% -32 -100.0%
Child functions
fopen0 N/A% 8 66.7% 7 63.6% -24 -75.0% 0 0.0%
fread0 N/A% -2 -16.7% -2 -18.2% 0 0.0% -8 -25.0%
print_r0 N/A% -1 -8.3% -1 -9.1% -24 -75.0% -24 -75.0%
fclose0 N/A% 0 0.0% 1 9.1% 0 0.0% 0 0.0%
substr0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
getmypid0 N/A% 0 0.0% -1 -9.1% 0 0.0% 0 0.0%
max0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
function_exists0 N/A% 0 0.0% 1 9.1% 16 50.0% 0 0.0%
strlen0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%