Diff Report
Run #519fe6587b366: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fe82fef731: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519fe6587b366Run #519fe82fef731DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)644 627 -17 -2.6%
Incl. Wall Time (microsec) per call 215 209 -6 -2.6%
Excl. Wall Time (microsec)50 50 0 0.0%
Incl. CPU (microsecs)0 4,000 4,000 N/A%
Incl. CPU (microsecs) per call 0 1,333 1,333 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)16,384 16,400 16 0.1%
Incl. MemUse (bytes) per call 5,461 5,467 5 0.1%
Excl. MemUse (bytes)-8,544 -8,544 0 0.0%
Incl. PeakMemUse (bytes)42,080 42,112 32 0.1%
Incl. PeakMemUse (bytes) per call 14,027 14,037 11 0.1%
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 -0.4% 4,000 100.0% 16 0.0% 32 0.1%
Exclusive Metrics Diff for Current Function0 0.0% 0 0.0% 0 0.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -17 -100.0% 4,000 100.0% 16 100.0% 32 100.0%
Child functions
fread0 N/A% -16 -94.1% 4,000 100.0% 0 0.0% 16 50.0%
fopen0 N/A% -1 -5.9% 0 0.0% 0 0.0% 0 0.0%
fclose0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
substr0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
function_exists0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
max0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
strlen0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
print_r0 N/A% 0 0.0% 0 0.0% 16 100.0% 16 50.0%
getmypid0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%