Diff Report
Run #519dd86a86681: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519dd9ab8b74d: 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 #519dd86a86681Run #519dd9ab8b74dDiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)748 720 -28 -3.7%
Incl. Wall Time (microsec) per call 249 240 -9 -3.7%
Excl. Wall Time (microsec)97 94 -3 -3.1%
Incl. CPU (microsecs)751 724 -27 -3.6%
Incl. CPU (microsecs) per call 250 241 -9 -3.6%
Excl. CPU (microsec)84 75 -9 -10.7%
Incl. MemUse (bytes)16,384 16,392 8 0.0%
Incl. MemUse (bytes) per call 5,461 5,464 3 0.0%
Excl. MemUse (bytes)-8,552 -8,552 0 0.0%
Incl. PeakMemUse (bytes)42,184 42,192 8 0.0%
Incl. PeakMemUse (bytes) per call 14,061 14,064 3 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% -28 -0.0% -27 -0.0% 8 0.0% 8 0.0%
Exclusive Metrics Diff for Current Function-3 -10.7% -9 -33.3% 0 0.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -28 -100.0% -27 -100.0% 8 100.0% 8 100.0%
Child functions
fread0 N/A% -26 -92.9% -27 -100.0% 0 0.0% 0 0.0%
substr0 N/A% 2 7.1% 4 14.8% 0 0.0% 0 0.0%
fopen0 N/A% -1 -3.6% -1 -3.7% 0 0.0% 0 0.0%
fclose0 N/A% 0 0.0% 1 3.7% 0 0.0% 0 0.0%
function_exists0 N/A% 0 0.0% 1 3.7% 0 0.0% 0 0.0%
getmypid0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
max0 N/A% 0 0.0% 1 3.7% 0 0.0% 0 0.0%
print_r0 N/A% 0 0.0% 1 3.7% 8 100.0% 8 100.0%
strlen0 N/A% 0 0.0% 2 7.4% 0 0.0% 0 0.0%