Diff Report
Run #519de8fbb9479: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519de96d52213: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519de8fbb9479Run #519de96d52213DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)723 706 -17 -2.4%
Incl. Wall Time (microsec) per call 241 235 -6 -2.4%
Excl. Wall Time (microsec)90 75 -15 -16.7%
Incl. CPU (microsecs)726 710 -16 -2.2%
Incl. CPU (microsecs) per call 242 237 -5 -2.2%
Excl. CPU (microsec)64 61 -3 -4.7%
Incl. MemUse (bytes)16,384 16,384 0 0.0%
Incl. MemUse (bytes) per call 5,461 5,461 0 0.0%
Excl. MemUse (bytes)-8,552 -8,552 0 0.0%
Incl. PeakMemUse (bytes)42,184 42,184 0 0.0%
Incl. PeakMemUse (bytes) per call 14,061 14,061 0 0.0%
Excl. PeakMemUse (bytes)13,072 13,072 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% -17 -1.0% -16 -0.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-15 -88.2% -3 -18.8% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -17 -100.0% -16 -100.0% 0 N/A% 0 N/A%
Child functions
substr0 N/A% -4 -23.5% -5 -31.2% 0 N/A% 0 N/A%
fread0 N/A% 3 17.6% 3 18.8% 0 N/A% 0 N/A%
print_r0 N/A% -1 -5.9% -2 -12.5% 0 N/A% 0 N/A%
fclose0 N/A% -1 -5.9% -1 -6.2% 0 N/A% 0 N/A%
max0 N/A% 1 5.9% 0 0.0% 0 N/A% 0 N/A%
fopen0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% -1 -6.2% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% -1 -6.2% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% -6 -37.5% 0 N/A% 0 N/A%