Diff Report
Run #519eb486908e7: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eb5243677d: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519eb486908e7Run #519eb5243677dDiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)812 771 -41 -5.0%
Incl. Wall Time (microsec) per call 271 257 -14 -5.0%
Excl. Wall Time (microsec)125 108 -17 -13.6%
Incl. CPU (microsecs)816 778 -38 -4.7%
Incl. CPU (microsecs) per call 272 259 -13 -4.7%
Excl. CPU (microsec)92 87 -5 -5.4%
Incl. MemUse (bytes)11,260 11,260 0 0.0%
Incl. MemUse (bytes) per call 3,753 3,753 0 0.0%
Excl. MemUse (bytes)-10,348 -10,348 0 0.0%
Incl. PeakMemUse (bytes)58,784 58,784 0 0.0%
Incl. PeakMemUse (bytes) per call 19,595 19,595 0 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% -41 -2.1% -38 -3.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-17 -41.5% -5 -13.2% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -41 -100.0% -38 -100.0% 0 N/A% 0 N/A%
Child functions
fclose0 N/A% -7 -17.1% -8 -21.1% 0 N/A% 0 N/A%
fread0 N/A% -7 -17.1% -7 -18.4% 0 N/A% 0 N/A%
fopen0 N/A% -7 -17.1% -9 -23.7% 0 N/A% 0 N/A%
substr0 N/A% -1 -2.4% -2 -5.3% 0 N/A% 0 N/A%
function_exists0 N/A% -1 -2.4% 0 0.0% 0 N/A% 0 N/A%
max0 N/A% -1 -2.4% -1 -2.6% 0 N/A% 0 N/A%
print_r0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% -4 -10.5% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% -2 -5.3% 0 N/A% 0 N/A%