Diff Report
Run #519eb880e5974: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eb7a1537f7: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Uuid\Php::generate

Drupal\Component\Uuid\Php::generateRun #519eb880e5974Run #519eb7a1537f7DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)1,100 1,078 -22 -2.0%
Incl. Wall Time (microsec) per call 367 359 -7 -2.0%
Excl. Wall Time (microsec)138 134 -4 -2.9%
Incl. CPU (microsecs)1,104 1,084 -20 -1.8%
Incl. CPU (microsecs) per call 368 361 -7 -1.8%
Excl. CPU (microsec)111 107 -4 -3.6%
Incl. MemUse (bytes)18,660 18,668 8 0.0%
Incl. MemUse (bytes) per call 6,220 6,223 3 0.0%
Excl. MemUse (bytes)-416 -416 0 0.0%
Incl. PeakMemUse (bytes)63,012 63,008 -4 -0.0%
Incl. PeakMemUse (bytes) per call 21,004 21,003 -1 -0.0%
Excl. PeakMemUse (bytes)492 492 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Component\Uuid\Php::generate [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\Uuid\Php::generate0 N/A% -22 -0.6% -20 -19.4% 8 0.0% -4 -0.0%
Exclusive Metrics Diff for Current Function-4 -18.2% -4 -20.0% 0 0.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Uuid::generate0 N/A% -22 -100.0% -20 -100.0% 8 100.0% -4 -100.0%
Child functions
Drupal\Component\Utility\Crypt::randomBytes0 N/A% -15 -68.2% -16 -80.0% 8 100.0% -4 -100.0%
hash0 N/A% -3 -13.6% -4 -20.0% 0 0.0% 0 0.0%
Symfony\Component\ClassLoader\ClassLoader::loadClass0 N/A% 1 4.5% 0 0.0% 0 0.0% 0 0.0%
sprintf0 N/A% -1 -4.5% 1 5.0% 0 0.0% 0 0.0%
substr0 N/A% 0 0.0% 3 15.0% 0 0.0% 0 0.0%
base_convert0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%