Diff Report
Run #52c641a950046: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c6423bf12de: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #52c641a950046Run #52c6423bf12deDiffDiff%
Number of Function Calls184 184 0 0.0%
Incl. Wall Time (microsec)3,126 3,153 27 0.9%
Incl. Wall Time (microsec) per call 17 17 0 0.9%
Excl. Wall Time (microsec)1,653 1,654 1 0.1%
Incl. CPU (microsecs)3,312 3,328 16 0.5%
Incl. CPU (microsecs) per call 18 18 0 0.5%
Excl. CPU (microsec)1,275 1,290 15 1.2%
Incl. MemUse (bytes)33,000 33,000 0 0.0%
Incl. MemUse (bytes) per call 179 179 0 0.0%
Excl. MemUse (bytes)-411,672 -411,672 0 0.0%
Incl. PeakMemUse (bytes)321,272 321,272 0 0.0%
Incl. PeakMemUse (bytes) per call 1,746 1,746 0 0.0%
Excl. PeakMemUse (bytes)153,472 153,472 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% 27 5.6% 16 3.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 3.7% 15 93.8% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Uuid\Php::generate0 N/A% 19 70.4% 15 93.8% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomStringHashed0 N/A% 8 29.6% 1 6.2% 0 N/A% 0 N/A%
Child functions
fread0 N/A% 20 74.1% 21 131.2% 0 N/A% 0 N/A%
substr0 N/A% 8 29.6% -24 -150.0% 0 N/A% 0 N/A%
print_r0 N/A% -1 -3.7% -1 -6.2% 0 N/A% 0 N/A%
strlen0 N/A% -1 -3.7% 7 43.8% 0 N/A% 0 N/A%
fclose0 N/A% 0 0.0% -1 -6.2% 0 N/A% 0 N/A%
fopen0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% -1 -6.2% 0 N/A% 0 N/A%