Diff Report
Run #51774c26bf054: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51774cdfb1214: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_random_bytes

drupal_random_bytesRun #51774c26bf054Run #51774cdfb1214DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)710 714 4 0.6%
Incl. Wall Time (microsec) per call 237 238 1 0.6%
Excl. Wall Time (microsec)72 72 0 0.0%
Incl. CPU (microsecs)713 717 4 0.6%
Incl. CPU (microsecs) per call 238 239 1 0.6%
Excl. CPU (microsec)57 57 0 0.0%
Incl. MemUse (bytes)17,240 17,232 -8 -0.0%
Incl. MemUse (bytes) per call 5,747 5,744 -3 -0.0%
Excl. MemUse (bytes)-8,264 -8,272 -8 -0.1%
Incl. PeakMemUse (bytes)43,352 43,304 -48 -0.1%
Incl. PeakMemUse (bytes) per call 14,451 14,435 -16 -0.1%
Excl. PeakMemUse (bytes)13,192 13,192 0 0.0%

Parent/Child Regression/Improvement report for drupal_random_bytes [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_random_bytes0 N/A% 4 0.0% 4 0.0% -8 -0.1% -48 -0.4%
Exclusive Metrics Diff for Current Function0 0.0% 0 0.0% -8 -100.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 4 100.0% 4 100.0% -8 -100.0% -48 -100.0%
Child functions
fopen0 N/A% 3 75.0% 3 75.0% 0 0.0% 0 0.0%
fread0 N/A% -1 -25.0% 0 0.0% 0 0.0% -48 -100.0%
substr0 N/A% 1 25.0% -1 -25.0% 0 0.0% 0 0.0%
max0 N/A% 1 25.0% 0 0.0% 0 0.0% 0 0.0%
fclose0 N/A% 0 0.0% 2 50.0% 0 0.0% 0 0.0%
version_compare0 N/A% 0 0.0% -1 -25.0% 0 0.0% 0 0.0%
function_exists0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
getmypid0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
strlen0 N/A% 0 0.0% -1 -25.0% 0 0.0% 0 0.0%
print_r0 N/A% 0 0.0% 2 50.0% 0 0.0% 0 0.0%