Diff Report
Run #519be9a13e594: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519bea2c59e7a: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519be9a13e594Run #519bea2c59e7aDiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)739 737 -2 -0.3%
Incl. Wall Time (microsec) per call 246 246 -1 -0.3%
Excl. Wall Time (microsec)105 106 1 1.0%
Incl. CPU (microsecs)743 742 -1 -0.1%
Incl. CPU (microsecs) per call 248 247 -0 -0.1%
Excl. CPU (microsec)79 85 6 7.6%
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% -2 -0.2% -1 -2.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 50.0% 6 600.0% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -2 -100.0% -1 -100.0% 0 N/A% 0 N/A%
Child functions
print_r0 N/A% -1 -50.0% 1 100.0% 0 N/A% 0 N/A%
fread0 N/A% -1 -50.0% -2 -200.0% 0 N/A% 0 N/A%
fclose0 N/A% -1 -50.0% -2 -200.0% 0 N/A% 0 N/A%
substr0 N/A% 0 0.0% 3 300.0% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% -1 -100.0% 0 N/A% 0 N/A%
fopen0 N/A% 0 0.0% -1 -100.0% 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 -200.0% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% -3 -300.0% 0 N/A% 0 N/A%