Diff Report
Run #518fb7370421e: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518fbcc2155d3: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #518fb7370421eRun #518fbcc2155d3DiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)727 755 28 3.9%
Incl. Wall Time (microsec) per call 182 189 7 3.9%
Excl. Wall Time (microsec)90 90 0 0.0%
Incl. CPU (microsecs)733 760 27 3.7%
Incl. CPU (microsecs) per call 183 190 7 3.7%
Excl. CPU (microsec)78 72 -6 -7.7%
Incl. MemUse (bytes)16,464 16,464 0 0.0%
Incl. MemUse (bytes) per call 4,116 4,116 0 0.0%
Excl. MemUse (bytes)-12,568 -12,568 0 0.0%
Incl. PeakMemUse (bytes)42,160 42,160 0 0.0%
Incl. PeakMemUse (bytes) per call 10,540 10,540 0 0.0%
Excl. PeakMemUse (bytes)13,056 13,056 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Component\Utility\Crypt::randomBytes [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\Component\Utility\Crypt::randomBytes0 N/A% 28 19.0% 27 3.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function0 0.0% -6 -22.2% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 28 100.0% 27 100.0% 0 N/A% 0 N/A%
Child functions
fread0 N/A% 31 110.7% 30 111.1% 0 N/A% 0 N/A%
print_r0 N/A% -2 -7.1% -1 -3.7% 0 N/A% 0 N/A%
strlen0 N/A% -1 -3.6% 0 0.0% 0 N/A% 0 N/A%
fclose0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
substr0 N/A% 0 0.0% 3 11.1% 0 N/A% 0 N/A%
fopen0 N/A% 0 0.0% -1 -3.7% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% 2 7.4% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%