Diff Report
Run #51b032b631491: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51b0336932f18: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #51b032b631491Run #51b0336932f18DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)698 690 -8 -1.1%
Incl. Wall Time (microsec) per call 233 230 -3 -1.1%
Excl. Wall Time (microsec)68 72 4 5.9%
Incl. CPU (microsecs)702 693 -9 -1.3%
Incl. CPU (microsecs) per call 234 231 -3 -1.3%
Excl. CPU (microsec)61 52 -9 -14.8%
Incl. MemUse (bytes)16,600 16,600 0 0.0%
Incl. MemUse (bytes) per call 5,533 5,533 0 0.0%
Excl. MemUse (bytes)-8,544 -8,544 0 0.0%
Incl. PeakMemUse (bytes)29,784 29,784 0 0.0%
Incl. PeakMemUse (bytes) per call 9,928 9,928 0 0.0%
Excl. PeakMemUse (bytes)8,656 8,656 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% -8 -3.5% -9 -0.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function4 50.0% -9 -100.0% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -8 -100.0% -9 -100.0% 0 N/A% 0 N/A%
Child functions
fopen0 N/A% -8 -100.0% -6 -66.7% 0 N/A% 0 N/A%
fclose0 N/A% -1 -12.5% 1 11.1% 0 N/A% 0 N/A%
strlen0 N/A% -1 -12.5% 3 33.3% 0 N/A% 0 N/A%
substr0 N/A% -1 -12.5% 3 33.3% 0 N/A% 0 N/A%
fread0 N/A% -1 -12.5% 1 11.1% 0 N/A% 0 N/A%
print_r0 N/A% 0 0.0% -1 -11.1% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% -1 -11.1% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% -1 -11.1% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% 1 11.1% 0 N/A% 0 N/A%