Diff Report
Run #51ec227a9cea0: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec243650361: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Datetime\DrupalDateTime::format

Drupal\Core\Datetime\DrupalDateTime::formatRun #51ec227a9cea0Run #51ec243650361DiffDiff%
Number of Function Calls27 27 0 0.0%
Incl. Wall Time (microsec)12,247 12,184 -63 -0.5%
Incl. Wall Time (microsec) per call 454 451 -2 -0.5%
Excl. Wall Time (microsec)487 482 -5 -1.0%
Incl. CPU (microsecs)12,283 12,207 -76 -0.6%
Incl. CPU (microsecs) per call 455 452 -3 -0.6%
Excl. CPU (microsec)380 375 -5 -1.3%
Incl. MemUse (bytes)18,840 18,840 0 0.0%
Incl. MemUse (bytes) per call 698 698 0 0.0%
Excl. MemUse (bytes)-7,464 -7,464 0 0.0%
Incl. PeakMemUse (bytes)1,560 1,480 -80 -5.1%
Incl. PeakMemUse (bytes) per call 58 55 -3 -5.1%
Excl. PeakMemUse (bytes)648 648 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Datetime\DrupalDateTime::format [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\Core\Datetime\DrupalDateTime::format0 N/A% -63 -0.7% -76 -1.2% 0 0.0% -80 -0.2%
Exclusive Metrics Diff for Current Function-5 -7.9% -5 -6.6% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Datetime\Date::format0 N/A% -63 -100.0% -76 -100.0% 0 N/A% -80 -100.0%
Child functions
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% -27 -42.9% -36 -47.4% 0 N/A% 0 0.0%
Drupal\Component\Datetime\DateTimePlus::format0 N/A% -19 -30.2% -20 -26.3% 0 N/A% 0 0.0%
preg_replace_callback0 N/A% -11 -17.5% -10 -13.2% 0 N/A% -80 -100.0%
preg_replace0 N/A% -3 -4.8% -6 -7.9% 0 N/A% 0 0.0%
_format_date_callback0 N/A% 2 3.2% 1 1.3% 0 N/A% 0 0.0%