Diff Report
Run #519eb7a1537f7: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eb880e5974: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519eb7a1537f7Run #519eb880e5974DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)740 755 15 2.0%
Incl. Wall Time (microsec) per call 247 252 5 2.0%
Excl. Wall Time (microsec)107 112 5 4.7%
Incl. CPU (microsecs)743 759 16 2.2%
Incl. CPU (microsecs) per call 248 253 5 2.2%
Excl. CPU (microsec)87 89 2 2.3%
Incl. MemUse (bytes)11,260 11,252 -8 -0.1%
Incl. MemUse (bytes) per call 3,753 3,751 -3 -0.1%
Excl. MemUse (bytes)-10,348 -10,348 0 0.0%
Incl. PeakMemUse (bytes)58,784 58,788 4 0.0%
Incl. PeakMemUse (bytes) per call 19,595 19,596 1 0.0%
Excl. PeakMemUse (bytes)8,308 8,308 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% 15 0.4% 16 15.5% -8 -0.0% 4 0.0%
Exclusive Metrics Diff for Current Function5 33.3% 2 12.5% 0 0.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 15 100.0% 16 100.0% -8 -100.0% 4 100.0%
Child functions
fopen0 N/A% 5 33.3% 4 25.0% -12 -150.0% 0 0.0%
print_r0 N/A% 3 20.0% 3 18.8% 4 50.0% 4 100.0%
fclose0 N/A% 2 13.3% 2 12.5% 0 0.0% 0 0.0%
function_exists0 N/A% -1 -6.7% -1 -6.2% 0 0.0% 0 0.0%
fread0 N/A% 1 6.7% 1 6.2% 0 0.0% 0 0.0%
substr0 N/A% 0 0.0% 2 12.5% 0 0.0% 0 0.0%
max0 N/A% 0 0.0% 1 6.2% 0 0.0% 0 0.0%
strlen0 N/A% 0 0.0% 1 6.2% 0 0.0% 0 0.0%
getmypid0 N/A% 0 0.0% 1 6.2% 0 0.0% 0 0.0%