Diff Report
Run #519de96d52213: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519de8fbb9479: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519de96d52213Run #519de8fbb9479DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)706 723 17 2.4%
Incl. Wall Time (microsec) per call 235 241 6 2.4%
Excl. Wall Time (microsec)75 90 15 20.0%
Incl. CPU (microsecs)710 726 16 2.3%
Incl. CPU (microsecs) per call 237 242 5 2.3%
Excl. CPU (microsec)61 64 3 4.9%
Incl. MemUse (bytes)16,384 16,384 0 0.0%
Incl. MemUse (bytes) per call 5,461 5,461 0 0.0%
Excl. MemUse (bytes)-8,552 -8,552 0 0.0%
Incl. PeakMemUse (bytes)42,184 42,184 0 0.0%
Incl. PeakMemUse (bytes) per call 14,061 14,061 0 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% 17 1.0% 16 0.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function15 88.2% 3 18.8% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 17 100.0% 16 100.0% 0 N/A% 0 N/A%
Child functions
substr0 N/A% 4 23.5% 5 31.2% 0 N/A% 0 N/A%
fread0 N/A% -3 -17.6% -3 -18.8% 0 N/A% 0 N/A%
print_r0 N/A% 1 5.9% 2 12.5% 0 N/A% 0 N/A%
fclose0 N/A% 1 5.9% 1 6.2% 0 N/A% 0 N/A%
max0 N/A% -1 -5.9% 0 0.0% 0 N/A% 0 N/A%
fopen0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% 1 6.2% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% 1 6.2% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% 6 37.5% 0 N/A% 0 N/A%