Diff Report
Run #519ff693b4ca2: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519ff7de62889: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519ff693b4ca2Run #519ff7de62889DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)815 818 3 0.4%
Incl. Wall Time (microsec) per call 272 273 1 0.4%
Excl. Wall Time (microsec)101 103 2 2.0%
Incl. CPU (microsecs)819 825 6 0.7%
Incl. CPU (microsecs) per call 273 275 2 0.7%
Excl. CPU (microsec)79 75 -4 -5.1%
Incl. MemUse (bytes)17,176 17,200 24 0.1%
Incl. MemUse (bytes) per call 5,725 5,733 8 0.1%
Excl. MemUse (bytes)-8,544 -8,552 -8 -0.1%
Incl. PeakMemUse (bytes)42,488 42,472 -16 -0.0%
Incl. PeakMemUse (bytes) per call 14,163 14,157 -5 -0.0%
Excl. PeakMemUse (bytes)13,072 13,072 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% 3 0.3% 6 0.5% 24 0.0% -16 -0.0%
Exclusive Metrics Diff for Current Function2 66.7% -4 -66.7% -8 -33.3% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 3 100.0% 6 100.0% 24 100.0% -16 -100.0%
Child functions
fread0 N/A% 4 133.3% 5 83.3% 0 0.0% -48 -300.0%
print_r0 N/A% -2 -66.7% -2 -33.3% 32 133.3% 32 200.0%
function_exists0 N/A% -1 -33.3% 1 16.7% 0 0.0% 0 0.0%
substr0 N/A% 0 0.0% 3 50.0% 0 0.0% 0 0.0%
fclose0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
fopen0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
getmypid0 N/A% 0 0.0% 1 16.7% 0 0.0% 0 0.0%
strlen0 N/A% 0 0.0% 3 50.0% 0 0.0% 0 0.0%
max0 N/A% 0 0.0% -1 -16.7% 0 0.0% 0 0.0%