Diff Report
Run #519ead70538d1: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eadc55e057: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519ead70538d1Run #519eadc55e057DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)734 739 5 0.7%
Incl. Wall Time (microsec) per call 245 246 2 0.7%
Excl. Wall Time (microsec)104 103 -1 -1.0%
Incl. CPU (microsecs)738 744 6 0.8%
Incl. CPU (microsecs) per call 246 248 2 0.8%
Excl. CPU (microsec)82 75 -7 -8.5%
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% 5 0.4% 6 2.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-1 -20.0% -7 -116.7% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 5 100.0% 6 100.0% 0 N/A% 0 N/A%
Child functions
fopen0 N/A% 7 140.0% 7 116.7% 0 N/A% 0 N/A%
fread0 N/A% 2 40.0% 3 50.0% 0 N/A% 0 N/A%
fclose0 N/A% -1 -20.0% 0 0.0% 0 N/A% 0 N/A%
substr0 N/A% -1 -20.0% -1 -16.7% 0 N/A% 0 N/A%
print_r0 N/A% -1 -20.0% 0 0.0% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% 1 16.7% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% 2 33.3% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% 1 16.7% 0 N/A% 0 N/A%