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

Drupal\Component\Utility\Crypt::randomBytesRun #519ff7de62889Run #519ff693b4ca2DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)818 815 -3 -0.4%
Incl. Wall Time (microsec) per call 273 272 -1 -0.4%
Excl. Wall Time (microsec)103 101 -2 -1.9%
Incl. CPU (microsecs)825 819 -6 -0.7%
Incl. CPU (microsecs) per call 275 273 -2 -0.7%
Excl. CPU (microsec)75 79 4 5.3%
Incl. MemUse (bytes)17,200 17,176 -24 -0.1%
Incl. MemUse (bytes) per call 5,733 5,725 -8 -0.1%
Excl. MemUse (bytes)-8,552 -8,544 8 0.1%
Incl. PeakMemUse (bytes)42,472 42,488 16 0.0%
Incl. PeakMemUse (bytes) per call 14,157 14,163 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 Function-2 -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%