Diff Report
Run #517c1c27a12c9: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c1bb406b02: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_random_bytes

drupal_random_bytesRun #517c1c27a12c9Run #517c1bb406b02DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)736 698 -38 -5.2%
Incl. Wall Time (microsec) per call 245 233 -13 -5.2%
Excl. Wall Time (microsec)82 74 -8 -9.8%
Incl. CPU (microsecs)740 701 -39 -5.3%
Incl. CPU (microsecs) per call 247 234 -13 -5.3%
Excl. CPU (microsec)61 54 -7 -11.5%
Incl. MemUse (bytes)17,224 17,208 -16 -0.1%
Incl. MemUse (bytes) per call 5,741 5,736 -5 -0.1%
Excl. MemUse (bytes)-8,280 -8,296 -16 -0.2%
Incl. PeakMemUse (bytes)43,248 43,200 -48 -0.1%
Incl. PeakMemUse (bytes) per call 14,416 14,400 -16 -0.1%
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% -38 -0.0% -39 -0.0% -16 -0.0% -48 -0.0%
Exclusive Metrics Diff for Current Function-8 -21.1% -7 -17.9% -16 -100.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -38 -100.0% -39 -100.0% -16 -100.0% -48 -100.0%
Child functions
print_r0 N/A% -12 -31.6% -14 -35.9% 0 0.0% 0 0.0%
fopen0 N/A% -11 -28.9% -11 -28.2% 0 0.0% 0 0.0%
fclose0 N/A% -2 -5.3% -2 -5.1% 0 0.0% 0 0.0%
substr0 N/A% -1 -2.6% 2 5.1% 0 0.0% 0 0.0%
max0 N/A% -1 -2.6% -3 -7.7% 0 0.0% 0 0.0%
fread0 N/A% -1 -2.6% 0 0.0% 0 0.0% -48 -100.0%
version_compare0 N/A% -1 -2.6% -2 -5.1% 0 0.0% 0 0.0%
function_exists0 N/A% -1 -2.6% 0 0.0% 0 0.0% 0 0.0%
getmypid0 N/A% 0 0.0% -1 -2.6% 0 0.0% 0 0.0%
strlen0 N/A% 0 0.0% -1 -2.6% 0 0.0% 0 0.0%