Diff Report
Run #519eb193b2faa: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519eb20dce0a3: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519eb193b2faaRun #519eb20dce0a3DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)697 704 7 1.0%
Incl. Wall Time (microsec) per call 232 235 2 1.0%
Excl. Wall Time (microsec)71 78 7 9.9%
Incl. CPU (microsecs)701 709 8 1.1%
Incl. CPU (microsecs) per call 234 236 3 1.1%
Excl. CPU (microsec)54 66 12 22.2%
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)42,312 42,312 0 0.0%
Incl. PeakMemUse (bytes) per call 14,104 14,104 0 0.0%
Excl. PeakMemUse (bytes)13,104 13,104 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% 7 0.1% 8 0.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function7 100.0% 12 150.0% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 7 100.0% 8 100.0% 0 N/A% 0 N/A%
Child functions
fread0 N/A% -1 -14.3% -2 -25.0% 0 N/A% -16 N/A%
fclose0 N/A% 1 14.3% 0 0.0% 0 N/A% 0 N/A%
substr0 N/A% 0 0.0% -1 -12.5% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
fopen0 N/A% 0 0.0% -1 -12.5% -16 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% 1 12.5% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% -2 -25.0% 0 N/A% 0 N/A%
print_r0 N/A% 0 0.0% 1 12.5% 16 N/A% 16 N/A%