Diff Report
Run #51abc563dc23f: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51abc4cb0a647: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #51abc563dc23fRun #51abc4cb0a647DiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)780 783 3 0.4%
Incl. Wall Time (microsec) per call 98 98 0 0.4%
Excl. Wall Time (microsec)128 132 4 3.1%
Incl. CPU (microsecs)790 791 1 0.1%
Incl. CPU (microsecs) per call 99 99 0 0.1%
Excl. CPU (microsec)107 112 5 4.7%
Incl. MemUse (bytes)16,752 16,752 0 0.0%
Incl. MemUse (bytes) per call 2,094 2,094 0 0.0%
Excl. MemUse (bytes)-28,504 -28,504 0 0.0%
Incl. PeakMemUse (bytes)42,136 42,136 0 0.0%
Incl. PeakMemUse (bytes) per call 5,267 5,267 0 0.0%
Excl. PeakMemUse (bytes)8,888 8,888 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% 3 1.5% 1 0.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function4 133.3% 5 500.0% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 3 100.0% 1 100.0% 0 N/A% 0 N/A%
Child functions
fclose0 N/A% -1 -33.3% 1 100.0% 0 N/A% 0 N/A%
substr0 N/A% -1 -33.3% -1 -100.0% 0 N/A% 0 N/A%
max0 N/A% 1 33.3% -1 -100.0% 0 N/A% 0 N/A%
fopen0 N/A% 1 33.3% 0 0.0% 0 N/A% 0 N/A%
strlen0 N/A% -1 -33.3% -3 -300.0% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% -1 -100.0% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
fread0 N/A% 0 0.0% 1 100.0% 0 N/A% 0 N/A%
print_r0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%