Diff Report
Run #517d7319aefb8: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517d73f55c548: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_random_bytes

drupal_random_bytesRun #517d7319aefb8Run #517d73f55c548DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)714 708 -6 -0.8%
Incl. Wall Time (microsec) per call 238 236 -2 -0.8%
Excl. Wall Time (microsec)76 75 -1 -1.3%
Incl. CPU (microsecs)718 711 -7 -1.0%
Incl. CPU (microsecs) per call 239 237 -2 -1.0%
Excl. CPU (microsec)59 61 2 3.4%
Incl. MemUse (bytes)17,224 17,224 0 0.0%
Incl. MemUse (bytes) per call 5,741 5,741 0 0.0%
Excl. MemUse (bytes)-8,296 -8,296 0 0.0%
Incl. PeakMemUse (bytes)43,216 43,216 0 0.0%
Incl. PeakMemUse (bytes) per call 14,405 14,405 0 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% -6 -0.1% -7 -0.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-1 -16.7% 2 28.6% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -6 -100.0% -7 -100.0% 0 N/A% 0 N/A%
Child functions
fopen0 N/A% -2 -33.3% -2 -28.6% 0 N/A% 0 N/A%
fread0 N/A% -1 -16.7% -1 -14.3% 0 N/A% 0 N/A%
substr0 N/A% -1 -16.7% -2 -28.6% 0 N/A% 0 N/A%
print_r0 N/A% -1 -16.7% -1 -14.3% 0 N/A% 0 N/A%
fclose0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% -1 -14.3% 0 N/A% 0 N/A%
version_compare0 N/A% 0 0.0% -1 -14.3% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% 2 28.6% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% -1 -14.3% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% -2 -28.6% 0 N/A% 0 N/A%