Diff Report
Run #519ead03a5283: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519eada161e65: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519ead03a5283Run #519eada161e65DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)728 696 -32 -4.4%
Incl. Wall Time (microsec) per call 243 232 -11 -4.4%
Excl. Wall Time (microsec)73 70 -3 -4.1%
Incl. CPU (microsecs)731 699 -32 -4.4%
Incl. CPU (microsecs) per call 244 233 -11 -4.4%
Excl. CPU (microsec)53 54 1 1.9%
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% -32 -27.4% -32 -1.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-3 -9.4% 1 3.1% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -32 -100.0% -32 -100.0% 0 N/A% 0 N/A%
Child functions
fread0 N/A% -21 -65.6% -22 -68.8% 0 N/A% 0 N/A%
fopen0 N/A% -4 -12.5% -4 -12.5% 0 N/A% 0 N/A%
print_r0 N/A% -2 -6.2% -3 -9.4% 0 N/A% 0 N/A%
fclose0 N/A% -1 -3.1% -2 -6.2% 0 N/A% 0 N/A%
substr0 N/A% -1 -3.1% -1 -3.1% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% -2 -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% 1 3.1% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%