Diff Report
Run #51ad0610ca11a: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ad06a537e44: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #51ad0610ca11aRun #51ad06a537e44DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)709 759 50 7.1%
Incl. Wall Time (microsec) per call 236 253 17 7.1%
Excl. Wall Time (microsec)76 122 46 60.5%
Incl. CPU (microsecs)714 763 49 6.9%
Incl. CPU (microsecs) per call 238 254 16 6.9%
Excl. CPU (microsec)62 102 40 64.5%
Incl. MemUse (bytes)16,576 16,576 0 0.0%
Incl. MemUse (bytes) per call 5,525 5,525 0 0.0%
Excl. MemUse (bytes)-8,544 -8,544 0 0.0%
Incl. PeakMemUse (bytes)29,808 29,808 0 0.0%
Incl. PeakMemUse (bytes) per call 9,936 9,936 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% 50 5.5% 49 4.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function46 92.0% 40 81.6% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 50 100.0% 49 100.0% 0 N/A% 0 N/A%
Child functions
fopen0 N/A% 3 6.0% 4 8.2% 0 N/A% 0 N/A%
fread0 N/A% 1 2.0% 2 4.1% 0 N/A% 0 N/A%
fclose0 N/A% -1 -2.0% 0 0.0% 0 N/A% 0 N/A%
substr0 N/A% 1 2.0% -1 -2.0% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% 1 2.0% 0 N/A% 0 N/A%
print_r0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% 1 2.0% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% 1 2.0% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% 1 2.0% 0 N/A% 0 N/A%