Diff Report
Run #51ca5414b31d9: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ca54a312a65: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #51ca5414b31d9Run #51ca54a312a65DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)744 753 9 1.2%
Incl. Wall Time (microsec) per call 372 377 5 1.2%
Excl. Wall Time (microsec)76 79 3 3.9%
Incl. CPU (microsecs)747 756 9 1.2%
Incl. CPU (microsecs) per call 374 378 5 1.2%
Excl. CPU (microsec)58 67 9 15.5%
Incl. MemUse (bytes)16,544 16,504 -40 -0.2%
Incl. MemUse (bytes) per call 8,272 8,252 -20 -0.2%
Excl. MemUse (bytes)-4,496 -4,504 -8 -0.2%
Incl. PeakMemUse (bytes)30,208 30,168 -40 -0.1%
Incl. PeakMemUse (bytes) per call 15,104 15,084 -20 -0.1%
Excl. PeakMemUse (bytes)8,656 8,656 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% 9 0.8% 9 4.1% -40 -0.0% -40 -0.0%
Exclusive Metrics Diff for Current Function3 33.3% 9 100.0% -8 -20.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 9 100.0% 9 100.0% -40 -100.0% -40 -100.0%
Child functions
fopen0 N/A% 4 44.4% 4 44.4% -32 -80.0% 0 0.0%
fread0 N/A% 2 22.2% 2 22.2% 0 0.0% -56 -140.0%
fclose0 N/A% 0 0.0% 0 0.0% 8 20.0% 0 0.0%
substr0 N/A% 0 0.0% -1 -11.1% 0 0.0% 0 0.0%
max0 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 40.0% 16 40.0%
getmypid0 N/A% 0 0.0% -2 -22.2% -24 -60.0% 0 0.0%
strlen0 N/A% 0 0.0% -3 -33.3% 0 0.0% 0 0.0%
function_exists0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%