Diff Report
Run #519fbf2154a5e: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fc2983e6a9: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519fbf2154a5eRun #519fc2983e6a9DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)701 749 48 6.8%
Incl. Wall Time (microsec) per call 701 749 48 6.8%
Excl. Wall Time (microsec)39 39 0 0.0%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)11,584 11,604 20 0.2%
Incl. MemUse (bytes) per call 11,584 11,604 20 0.2%
Excl. MemUse (bytes)-2,140 -2,144 -4 -0.2%
Incl. PeakMemUse (bytes)20,948 20,968 20 0.1%
Incl. PeakMemUse (bytes) per call 20,948 20,968 20 0.1%
Excl. PeakMemUse (bytes)4,260 4,260 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% 48 4.8% 0 0.0% 20 0.0% 20 0.0%
Exclusive Metrics Diff for Current Function0 0.0% 0 N/A% -4 -20.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 48 100.0% 0 N/A% 20 100.0% 20 100.0%
Child functions
fread0 N/A% 41 85.4% 0 N/A% 0 0.0% 0 0.0%
print_r0 N/A% 3 6.2% 0 N/A% 20 100.0% 20 100.0%
substr0 N/A% 2 4.2% 0 N/A% 0 0.0% 0 0.0%
fopen0 N/A% 1 2.1% 0 N/A% 4 20.0% 0 0.0%
getmypid0 N/A% 1 2.1% 0 N/A% 0 0.0% 0 0.0%
function_exists0 N/A% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
fclose0 N/A% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
strlen0 N/A% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
max0 N/A% 0 0.0% 0 N/A% 0 0.0% 0 0.0%