Diff Report
Run #523f27f8820ba: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #523f26a22745b: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #523f27f8820baRun #523f26a22745bDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)690 703 13 1.9%
Incl. Wall Time (microsec) per call 690 703 13 1.9%
Excl. Wall Time (microsec)49 49 0 0.0%
Incl. CPU (microsecs)692 706 14 2.0%
Incl. CPU (microsecs) per call 692 706 14 2.0%
Excl. CPU (microsec)33 35 2 6.1%
Incl. MemUse (bytes)16,320 16,264 -56 -0.3%
Incl. MemUse (bytes) per call 16,320 16,264 -56 -0.3%
Excl. MemUse (bytes)-440 -472 -32 -7.3%
Incl. PeakMemUse (bytes)25,248 25,192 -56 -0.2%
Incl. PeakMemUse (bytes) per call 25,248 25,192 -56 -0.2%
Excl. PeakMemUse (bytes)4,592 4,592 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% 13 0.1% 14 0.1% -56 -0.1% -56 -0.1%
Exclusive Metrics Diff for Current Function0 0.0% 2 14.3% -32 -57.1% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 13 100.0% 14 100.0% -56 -100.0% -56 -100.0%
Child functions
fread0 N/A% 21 161.5% 22 157.1% 0 0.0% -32 -57.1%
print_r0 N/A% -6 -46.2% -7 -50.0% -24 -42.9% -24 -42.9%
fopen0 N/A% -2 -15.4% -2 -14.3% 0 0.0% 0 0.0%
fclose0 N/A% 1 7.7% 2 14.3% 0 0.0% 0 0.0%
substr0 N/A% -1 -7.7% -3 -21.4% 0 0.0% 0 0.0%
function_exists0 N/A% 0 0.0% -1 -7.1% 0 0.0% 0 0.0%
max0 N/A% 0 0.0% 1 7.1% 0 0.0% 0 0.0%
getmypid0 N/A% 0 0.0% -1 -7.1% 0 0.0% 0 0.0%
strlen0 N/A% 0 0.0% 1 7.1% 0 0.0% 0 0.0%