Diff Report
Run #517d51ae434de: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517d52998923d: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_random_bytes

drupal_random_bytesRun #517d51ae434deRun #517d52998923dDiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)714 707 -7 -1.0%
Incl. Wall Time (microsec) per call 238 236 -2 -1.0%
Excl. Wall Time (microsec)78 75 -3 -3.8%
Incl. CPU (microsecs)717 710 -7 -1.0%
Incl. CPU (microsecs) per call 239 237 -2 -1.0%
Excl. CPU (microsec)61 55 -6 -9.8%
Incl. MemUse (bytes)17,208 17,224 16 0.1%
Incl. MemUse (bytes) per call 5,736 5,741 5 0.1%
Excl. MemUse (bytes)-8,296 -8,296 0 0.0%
Incl. PeakMemUse (bytes)43,200 43,216 16 0.0%
Incl. PeakMemUse (bytes) per call 14,400 14,405 5 0.0%
Excl. PeakMemUse (bytes)13,160 13,160 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% -7 -0.2% -7 -0.3% 16 0.2% 16 0.2%
Exclusive Metrics Diff for Current Function-3 -42.9% -6 -85.7% 0 0.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -7 -100.0% -7 -100.0% 16 100.0% 16 100.0%
Child functions
fopen0 N/A% -3 -42.9% -4 -57.1% 0 0.0% 0 0.0%
version_compare0 N/A% -1 -14.3% -1 -14.3% 0 0.0% 0 0.0%
fread0 N/A% 0 0.0% 0 0.0% 0 0.0% -8 -50.0%
fclose0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
substr0 N/A% 0 0.0% 2 28.6% 0 0.0% 0 0.0%
max0 N/A% 0 0.0% -1 -14.3% 0 0.0% 0 0.0%
function_exists0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
strlen0 N/A% 0 0.0% 1 14.3% 0 0.0% 0 0.0%
print_r0 N/A% 0 0.0% 1 14.3% 24 150.0% 24 150.0%
getmypid0 N/A% 0 0.0% 1 14.3% -8 -50.0% 0 0.0%