Diff Report
Run #52f5cb9d4924f: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5cb0964fa0: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #52f5cb9d4924fRun #52f5cb0964fa0DiffDiff%
Number of Function Calls21 21 0 0.0%
Incl. Wall Time (microsec)967 963 -4 -0.4%
Incl. Wall Time (microsec) per call 46 46 -0 -0.4%
Excl. Wall Time (microsec)260 251 -9 -3.5%
Incl. CPU (microsecs)989 986 -3 -0.3%
Incl. CPU (microsecs) per call 47 47 -0 -0.3%
Excl. CPU (microsec)218 223 5 2.3%
Incl. MemUse (bytes)17,352 17,352 0 0.0%
Incl. MemUse (bytes) per call 826 826 0 0.0%
Excl. MemUse (bytes)-77,600 -77,600 0 0.0%
Incl. PeakMemUse (bytes)157,688 157,688 0 0.0%
Incl. PeakMemUse (bytes) per call 7,509 7,509 0 0.0%
Excl. PeakMemUse (bytes)71,712 71,712 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% -4 -0.8% -3 -0.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-9 -225.0% 5 166.7% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Utility\Crypt::randomStringHashed0 N/A% -3 -75.0% -3 -100.0% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% -1 -25.0% 0 0.0% 0 N/A% 0 N/A%
Child functions
fread0 N/A% -13 -325.0% -14 -466.7% 0 N/A% 0 N/A%
fopen0 N/A% 12 300.0% 12 400.0% 0 N/A% 0 N/A%
substr0 N/A% 3 75.0% -7 -233.3% 0 N/A% 0 N/A%
print_r0 N/A% 2 50.0% 2 66.7% 0 N/A% 0 N/A%
strlen0 N/A% 1 25.0% -2 -66.7% 0 N/A% 0 N/A%
fclose0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% 1 33.3% 0 N/A% 0 N/A%