Diff Report
Run #51af3d98520b7: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51af435181b2e: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #51af3d98520b7Run #51af435181b2eDiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)776 786 10 1.3%
Incl. Wall Time (microsec) per call 97 98 1 1.3%
Excl. Wall Time (microsec)141 147 6 4.3%
Incl. CPU (microsecs)781 793 12 1.5%
Incl. CPU (microsecs) per call 98 99 2 1.5%
Excl. CPU (microsec)108 124 16 14.8%
Incl. MemUse (bytes)16,688 16,712 24 0.1%
Incl. MemUse (bytes) per call 2,086 2,089 3 0.1%
Excl. MemUse (bytes)-28,696 -28,688 8 0.0%
Incl. PeakMemUse (bytes)61,664 61,664 0 0.0%
Incl. PeakMemUse (bytes) per call 7,708 7,708 0 0.0%
Excl. PeakMemUse (bytes)17,504 17,504 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% 10 1.3% 12 1.3% 24 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function6 60.0% 16 133.3% 8 33.3% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 10 100.0% 12 100.0% 24 100.0% 0 N/A%
Child functions
fread0 N/A% 17 170.0% 15 125.0% 8 33.3% 0 N/A%
substr0 N/A% -9 -90.0% -10 -83.3% 0 0.0% 0 N/A%
fopen0 N/A% -6 -60.0% -6 -50.0% 0 0.0% 0 N/A%
strlen0 N/A% 2 20.0% -2 -16.7% 0 0.0% 0 N/A%
print_r0 N/A% 1 10.0% 0 0.0% 0 0.0% 0 N/A%
fclose0 N/A% -1 -10.0% -1 -8.3% 16 66.7% 0 N/A%
function_exists0 N/A% 0 0.0% 1 8.3% -8 -33.3% 0 N/A%
max0 N/A% 0 0.0% -1 -8.3% 0 0.0% 0 N/A%
getmypid0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 N/A%