Diff Report
Run #52e96ef41921e: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52e96dacba2bc: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #52e96ef41921eRun #52e96dacba2bcDiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)866 773 -93 -10.7%
Incl. Wall Time (microsec) per call 217 193 -23 -10.7%
Excl. Wall Time (microsec)136 115 -21 -15.4%
Incl. CPU (microsecs)872 775 -97 -11.1%
Incl. CPU (microsecs) per call 218 194 -24 -11.1%
Excl. CPU (microsec)114 89 -25 -21.9%
Incl. MemUse (bytes)15,248 15,248 0 0.0%
Incl. MemUse (bytes) per call 3,812 3,812 0 0.0%
Excl. MemUse (bytes)-13,032 -13,032 0 0.0%
Incl. PeakMemUse (bytes)40,232 40,232 0 0.0%
Incl. PeakMemUse (bytes) per call 10,058 10,058 0 0.0%
Excl. PeakMemUse (bytes)12,400 12,400 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% -93 -0.2% -97 -0.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-21 -22.6% -25 -25.8% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -93 -100.0% -97 -100.0% 0 N/A% 0 N/A%
Child functions
fread0 N/A% -49 -52.7% -49 -50.5% 0 N/A% 0 N/A%
substr0 N/A% -10 -10.8% -8 -8.2% 0 N/A% 0 N/A%
strlen0 N/A% -8 -8.6% -9 -9.3% 0 N/A% 0 N/A%
print_r0 N/A% -3 -3.2% -4 -4.1% 0 N/A% 0 N/A%
fopen0 N/A% -2 -2.2% -3 -3.1% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% 1 1.0% 0 N/A% 0 N/A%
fclose0 N/A% 0 0.0% -1 -1.0% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% 1 1.0% 0 N/A% 0 N/A%