Diff Report
Run #517c7dc1dc4c3: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c7d73caad2: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_random_bytes

drupal_random_bytesRun #517c7dc1dc4c3Run #517c7d73caad2DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)710 712 2 0.3%
Incl. Wall Time (microsec) per call 237 237 1 0.3%
Excl. Wall Time (microsec)76 77 1 1.3%
Incl. CPU (microsecs)713 714 1 0.1%
Incl. CPU (microsecs) per call 238 238 0 0.1%
Excl. CPU (microsec)58 63 5 8.6%
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)-8,296 -8,296 0 0.0%
Incl. PeakMemUse (bytes)43,216 43,200 -16 -0.0%
Incl. PeakMemUse (bytes) per call 14,405 14,400 -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% 2 0.6% 1 0.1% -16 -0.6% -16 -0.7%
Exclusive Metrics Diff for Current Function1 50.0% 5 500.0% 0 0.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 2 100.0% 1 100.0% -16 -100.0% -16 -100.0%
Child functions
fread0 N/A% 2 100.0% 1 100.0% 0 0.0% -8 -50.0%
max0 N/A% -1 -50.0% -2 -200.0% 0 0.0% 0 0.0%
substr0 N/A% -1 -50.0% 0 0.0% 0 0.0% 0 0.0%
fopen0 N/A% -1 -50.0% -2 -200.0% 0 0.0% 0 0.0%
version_compare0 N/A% 1 50.0% -1 -100.0% 0 0.0% 0 0.0%
print_r0 N/A% 1 50.0% 3 300.0% -8 -50.0% -8 -50.0%
function_exists0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
fclose0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
getmypid0 N/A% 0 0.0% 0 0.0% -8 -50.0% 0 0.0%
strlen0 N/A% 0 0.0% -3 -300.0% 0 0.0% 0 0.0%