Diff Report
Run #52f5cb0964fa0: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5cbc19a0d8: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Datetime\DrupalDateTime::format

Drupal\Core\Datetime\DrupalDateTime::formatRun #52f5cb0964fa0Run #52f5cbc19a0d8DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)157 151 -6 -3.8%
Incl. Wall Time (microsec) per call 79 76 -3 -3.8%
Excl. Wall Time (microsec)39 35 -4 -10.3%
Incl. CPU (microsecs)158 153 -5 -3.2%
Incl. CPU (microsecs) per call 79 77 -3 -3.2%
Excl. CPU (microsec)27 28 1 3.7%
Incl. MemUse (bytes)14,800 14,800 0 0.0%
Incl. MemUse (bytes) per call 7,400 7,400 0 0.0%
Excl. MemUse (bytes)1,736 1,736 0 0.0%
Incl. PeakMemUse (bytes)7,672 0 -7,672 -100.0%
Incl. PeakMemUse (bytes) per call 3,836 0 -3,836 -100.0%
Excl. PeakMemUse (bytes)1,168 0 -1,168 -100.0%

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% -6 -6.5% -5 -2.6% 0 0.0% -7,672 -25.8%
Exclusive Metrics Diff for Current Function-4 -66.7% 1 20.0% 0 N/A% -1,168 -15.2%
Parent function
Drupal\Core\Datetime\Date::format0 N/A% -6 -100.0% -5 -100.0% 0 N/A% -7,672 -100.0%
Child functions
preg_replace0 N/A% -2 -33.3% -4 -80.0% 0 N/A% -416 -5.4%
preg_replace_callback0 N/A% 1 16.7% 2 40.0% 0 N/A% -2,032 -26.5%
Drupal\Component\Datetime\DateTimePlus::format0 N/A% -1 -16.7% -1 -20.0% 0 N/A% -3,384 -44.1%
Drupal\Component\Datetime\DateTimePlus::canUseIntl0 N/A% 0 0.0% -2 -40.0% 0 N/A% -384 -5.0%
_format_date_callback0 N/A% 0 0.0% -1 -20.0% 0 N/A% -288 -3.8%