Diff Report
Run #519ea884c38e9: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519ea984d991e: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

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

Drupal\Component\Utility\Crypt::randomBytesRun #519ea884c38e9Run #519ea984d991eDiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)725 707 -18 -2.5%
Incl. Wall Time (microsec) per call 242 236 -6 -2.5%
Excl. Wall Time (microsec)82 78 -4 -4.9%
Incl. CPU (microsecs)729 711 -18 -2.5%
Incl. CPU (microsecs) per call 243 237 -6 -2.5%
Excl. CPU (microsec)62 62 0 0.0%
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)-8,552 -8,552 0 0.0%
Incl. PeakMemUse (bytes)42,184 42,200 16 0.0%
Incl. PeakMemUse (bytes) per call 14,061 14,067 5 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% -18 -0.1% -18 -0.1% 16 0.0% 16 0.0%
Exclusive Metrics Diff for Current Function-4 -22.2% 0 0.0% 0 0.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -18 -100.0% -18 -100.0% 16 100.0% 16 100.0%
Child functions
fread0 N/A% -14 -77.8% -16 -88.9% 0 0.0% 0 0.0%
fclose0 N/A% -1 -5.6% 0 0.0% 0 0.0% 0 0.0%
print_r0 N/A% 1 5.6% -1 -5.6% 16 100.0% 16 100.0%
fopen0 N/A% -1 -5.6% -1 -5.6% 0 0.0% 0 0.0%
strlen0 N/A% 1 5.6% 1 5.6% 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% -1 -5.6% 0 0.0% 0 0.0%
getmypid0 N/A% 0 0.0% -1 -5.6% 0 0.0% 0 0.0%
max0 N/A% 0 0.0% 1 5.6% 0 0.0% 0 0.0%