Diff Report
Run #52c2677cc22b0: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52c2694eecde3: 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 #52c2677cc22b0Run #52c2694eecde3DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)662 660 -2 -0.3%
Incl. Wall Time (microsec) per call 662 660 -2 -0.3%
Excl. Wall Time (microsec)44 42 -2 -4.5%
Incl. CPU (microsecs)662 662 0 0.0%
Incl. CPU (microsecs) per call 662 662 0 0.0%
Excl. CPU (microsec)30 31 1 3.3%
Incl. MemUse (bytes)15,040 15,088 48 0.3%
Incl. MemUse (bytes) per call 15,040 15,088 48 0.3%
Excl. MemUse (bytes)-928 -904 24 2.6%
Incl. PeakMemUse (bytes)18,768 18,808 40 0.2%
Incl. PeakMemUse (bytes) per call 18,768 18,808 40 0.2%
Excl. PeakMemUse (bytes)4,408 4,408 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% -2 -0.0% 0 0.0% 48 0.1% 40 0.0%
Exclusive Metrics Diff for Current Function-2 -100.0% 1 N/A% 24 50.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -2 -100.0% 0 N/A% 48 100.0% 40 100.0%
Child functions
fopen0 N/A% -4 -200.0% -3 N/A% -16 -33.3% 0 0.0%
fread0 N/A% 2 100.0% 2 N/A% 0 0.0% 24 60.0%
print_r0 N/A% 1 50.0% 0 N/A% 16 33.3% 16 40.0%
strlen0 N/A% 1 50.0% 1 N/A% 0 0.0% 0 0.0%
substr0 N/A% 0 0.0% -2 N/A% 0 0.0% 0 0.0%
fclose0 N/A% 0 0.0% -1 N/A% 8 16.7% 0 0.0%
max0 N/A% 0 0.0% 2 N/A% 16 33.3% 0 0.0%
getmypid0 N/A% 0 0.0% 0 N/A% 0 0.0% 0 0.0%