Diff Report
Run #530ad1a439784: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #530ad2358a7c5: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #530ad1a439784Run #530ad2358a7c5DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)717 732 15 2.1%
Incl. Wall Time (microsec) per call 359 366 8 2.1%
Excl. Wall Time (microsec)62 63 1 1.6%
Incl. CPU (microsecs)720 735 15 2.1%
Incl. CPU (microsecs) per call 360 368 8 2.1%
Excl. CPU (microsec)53 49 -4 -7.5%
Incl. MemUse (bytes)15,088 15,136 48 0.3%
Incl. MemUse (bytes) per call 7,544 7,568 24 0.3%
Excl. MemUse (bytes)-4,984 -4,984 0 0.0%
Incl. PeakMemUse (bytes)21,512 21,536 24 0.1%
Incl. PeakMemUse (bytes) per call 10,756 10,768 12 0.1%
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% 15 2.1% 15 6.2% 48 0.2% 24 0.1%
Exclusive Metrics Diff for Current Function1 6.7% -4 -26.7% 0 0.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 15 100.0% 15 100.0% 48 100.0% 24 100.0%
Child functions
fread0 N/A% 23 153.3% 23 153.3% 0 0.0% 0 0.0%
fopen0 N/A% -8 -53.3% -9 -60.0% 0 0.0% 0 0.0%
fclose0 N/A% -1 -6.7% 1 6.7% 0 0.0% 0 0.0%
substr0 N/A% 0 0.0% 0 0.0% 24 50.0% 0 0.0%
getmypid0 N/A% 0 0.0% -2 -13.3% 0 0.0% 0 0.0%
max0 N/A% 0 0.0% 1 6.7% 0 0.0% 0 0.0%
print_r0 N/A% 0 0.0% 2 13.3% 24 50.0% 24 100.0%
strlen0 N/A% 0 0.0% 3 20.0% 0 0.0% 0 0.0%