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

Drupal\Component\Utility\Crypt::randomBytesRun #51ca54a312a65Run #51ca5414b31d9DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)753 744 -9 -1.2%
Incl. Wall Time (microsec) per call 377 372 -5 -1.2%
Excl. Wall Time (microsec)79 76 -3 -3.8%
Incl. CPU (microsecs)756 747 -9 -1.2%
Incl. CPU (microsecs) per call 378 374 -5 -1.2%
Excl. CPU (microsec)67 58 -9 -13.4%
Incl. MemUse (bytes)16,504 16,544 40 0.2%
Incl. MemUse (bytes) per call 8,252 8,272 20 0.2%
Excl. MemUse (bytes)-4,504 -4,496 8 0.2%
Incl. PeakMemUse (bytes)30,168 30,208 40 0.1%
Incl. PeakMemUse (bytes) per call 15,084 15,104 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 Function-3 -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%