Diff Report
Run #51fdbd76c2eed: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51fdbca2b5409: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #51fdbd76c2eedRun #51fdbca2b5409DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)680 664 -16 -2.4%
Incl. Wall Time (microsec) per call 680 664 -16 -2.4%
Excl. Wall Time (microsec)48 46 -2 -4.2%
Incl. CPU (microsecs)681 665 -16 -2.3%
Incl. CPU (microsecs) per call 681 665 -16 -2.3%
Excl. CPU (microsec)28 37 9 32.1%
Incl. MemUse (bytes)16,264 16,264 0 0.0%
Incl. MemUse (bytes) per call 16,264 16,264 0 0.0%
Excl. MemUse (bytes)-456 -456 0 0.0%
Incl. PeakMemUse (bytes)24,664 24,664 0 0.0%
Incl. PeakMemUse (bytes) per call 24,664 24,664 0 0.0%
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% -16 -2.4% -16 -1.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -12.5% 9 56.2% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -16 -100.0% -16 -100.0% 0 N/A% 0 N/A%
Child functions
fread0 N/A% -17 -106.2% -18 -112.5% 0 N/A% 0 N/A%
fclose0 N/A% 1 6.2% -1 -6.2% 0 N/A% 0 N/A%
print_r0 N/A% 1 6.2% 0 0.0% 0 N/A% 0 N/A%
fopen0 N/A% 1 6.2% 0 0.0% 0 N/A% 0 N/A%
substr0 N/A% 0 0.0% -3 -18.8% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% -1 -6.2% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% -2 -12.5% 0 N/A% 0 N/A%