Diff Report
Run #52e436ce9c71d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e43719571bf: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #52e436ce9c71dRun #52e43719571bfDiffDiff%
Number of Function Calls14 14 0 0.0%
Incl. Wall Time (microsec)903 906 3 0.3%
Incl. Wall Time (microsec) per call 65 65 0 0.3%
Excl. Wall Time (microsec)182 185 3 1.6%
Incl. CPU (microsecs)916 914 -2 -0.2%
Incl. CPU (microsecs) per call 65 65 -0 -0.2%
Excl. CPU (microsec)147 139 -8 -5.4%
Incl. MemUse (bytes)16,872 16,872 0 0.0%
Incl. MemUse (bytes) per call 1,205 1,205 0 0.0%
Excl. MemUse (bytes)-51,400 -51,400 0 0.0%
Incl. PeakMemUse (bytes)112,504 112,504 0 0.0%
Incl. PeakMemUse (bytes) per call 8,036 8,036 0 0.0%
Excl. PeakMemUse (bytes)48,832 48,832 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% 3 0.3% -2 -0.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function3 100.0% -8 -400.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Uuid\Php::generate0 N/A% 2 66.7% -3 -150.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomStringHashed0 N/A% 1 33.3% 1 50.0% 0 N/A% 0 N/A%
Child functions
fread0 N/A% -2 -66.7% -1 -50.0% 0 N/A% 0 N/A%
substr0 N/A% 2 66.7% 3 150.0% 0 N/A% 0 N/A%
print_r0 N/A% 1 33.3% -1 -50.0% 0 N/A% 0 N/A%
fopen0 N/A% -1 -33.3% 0 0.0% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
fclose0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% 4 200.0% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% 1 50.0% 0 N/A% 0 N/A%