Diff Report
Run #519a4887d3a25: XHProf Run (Namespace=drupal-perf-steveoliver)
vs.
Run #519a4774889dd: XHProf Run (Namespace=drupal-perf-steveoliver)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519a4887d3a25Run #519a4774889ddDiffDiff%
Number of Function Calls6 6 0 0.0%
Incl. Wall Time (microsec)21,770 4,520 -17,250 -79.2%
Incl. Wall Time (microsec) per call 3,628 753 -2,875 -79.2%
Excl. Wall Time (microsec)3,179 733 -2,446 -76.9%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)21,536 21,536 0 0.0%
Incl. MemUse (bytes) per call 3,589 3,589 0 0.0%
Excl. MemUse (bytes)-19,248 -19,248 0 0.0%
Incl. PeakMemUse (bytes)68,216 68,216 0 0.0%
Incl. PeakMemUse (bytes) per call 11,369 11,369 0 0.0%
Excl. PeakMemUse (bytes)17,248 17,248 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% -17,250 -0.1% 0 0.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-2,446 -14.2% 0 N/A% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -17,250 -100.0% 0 N/A% 0 N/A% 0 N/A%
Child functions
fread0 N/A% -12,959 -75.1% 0 N/A% 0 N/A% 0 N/A%
substr0 N/A% -746 -4.3% 0 N/A% 0 N/A% 0 N/A%
print_r0 N/A% -293 -1.7% 0 N/A% 0 N/A% 0 N/A%
fopen0 N/A% -269 -1.6% 0 N/A% 0 N/A% 0 N/A%
strlen0 N/A% -257 -1.5% 0 N/A% 0 N/A% 0 N/A%
fclose0 N/A% -96 -0.6% 0 N/A% 0 N/A% 0 N/A%
max0 N/A% -66 -0.4% 0 N/A% 0 N/A% 0 N/A%
function_exists0 N/A% -66 -0.4% 0 N/A% 0 N/A% 0 N/A%
getmypid0 N/A% -52 -0.3% 0 N/A% 0 N/A% 0 N/A%