Diff Report
Run #519a496084867: XHProf Run (Namespace=drupal-perf-steveoliver)
vs.
Run #519a4774889dd: XHProf Run (Namespace=drupal-perf-steveoliver)
Tip
Click a function name below to drill down.

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

Drupal\Component\Utility\Crypt::randomBytesRun #519a496084867Run #519a4774889ddDiffDiff%
Number of Function Calls6 6 0 0.0%
Incl. Wall Time (microsec)6,845 4,520 -2,325 -34.0%
Incl. Wall Time (microsec) per call 1,141 753 -388 -34.0%
Excl. Wall Time (microsec)1,030 733 -297 -28.8%
Incl. CPU (microsecs)4,000 0 -4,000 -100.0%
Incl. CPU (microsecs) per call 667 0 -667 -100.0%
Excl. CPU (microsec)4,000 0 -4,000 -100.0%
Incl. MemUse (bytes)21,544 21,536 -8 -0.0%
Incl. MemUse (bytes) per call 3,591 3,589 -1 -0.0%
Excl. MemUse (bytes)-19,248 -19,248 0 0.0%
Incl. PeakMemUse (bytes)68,224 68,216 -8 -0.0%
Incl. PeakMemUse (bytes) per call 11,371 11,369 -1 -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% -2,325 -0.1% -4,000 -100.0% -8 -0.1% -8 -0.1%
Exclusive Metrics Diff for Current Function-297 -12.8% -4,000 -100.0% 0 0.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -2,325 -100.0% -4,000 -100.0% -8 -100.0% -8 -100.0%
Child functions
fread0 N/A% -1,872 -80.5% 0 0.0% 0 0.0% 0 0.0%
substr0 N/A% -114 -4.9% 0 0.0% 0 0.0% 0 0.0%
strlen0 N/A% 84 3.6% 0 0.0% 0 0.0% 0 0.0%
print_r0 N/A% -45 -1.9% 0 0.0% -8 -100.0% -8 -100.0%
fopen0 N/A% -38 -1.6% 0 0.0% 0 0.0% 0 0.0%
fclose0 N/A% -14 -0.6% 0 0.0% 0 0.0% 0 0.0%
max0 N/A% -11 -0.5% 0 0.0% 0 0.0% 0 0.0%
function_exists0 N/A% -10 -0.4% 0 0.0% 0 0.0% 0 0.0%
getmypid0 N/A% -8 -0.3% 0 0.0% 0 0.0% 0 0.0%