Diff Report
Run #5192e6f7bc551: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5192e86ee04ad: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #5192e6f7bc551Run #5192e86ee04adDiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)693 694 1 0.1%
Incl. Wall Time (microsec) per call 231 231 0 0.1%
Excl. Wall Time (microsec)70 72 2 2.9%
Incl. CPU (microsecs)697 696 -1 -0.1%
Incl. CPU (microsecs) per call 232 232 -0 -0.1%
Excl. CPU (microsec)58 56 -2 -3.4%
Incl. MemUse (bytes)16,384 16,376 -8 -0.0%
Incl. MemUse (bytes) per call 5,461 5,459 -3 -0.0%
Excl. MemUse (bytes)-8,544 -8,552 -8 -0.1%
Incl. PeakMemUse (bytes)42,184 42,176 -8 -0.0%
Incl. PeakMemUse (bytes) per call 14,061 14,059 -3 -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% 1 0.4% -1 -0.1% -8 N/A% -8 N/A%
Exclusive Metrics Diff for Current Function2 200.0% -2 -200.0% -8 -100.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 1 100.0% -1 -100.0% -8 -100.0% -8 -100.0%
Child functions
print_r0 N/A% -1 -100.0% 0 0.0% 0 0.0% 0 0.0%
strlen0 N/A% -1 -100.0% 1 100.0% 0 0.0% 0 0.0%
fread0 N/A% -1 -100.0% -2 -200.0% 0 0.0% -8 -100.0%
substr0 N/A% 1 100.0% 1 100.0% 0 0.0% 0 0.0%
max0 N/A% 1 100.0% -1 -100.0% 0 0.0% 0 0.0%
fclose0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
fopen0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
function_exists0 N/A% 0 0.0% 1 100.0% 0 0.0% 0 0.0%
getmypid0 N/A% 0 0.0% 1 100.0% 0 0.0% 0 0.0%