Diff Report
Run #53923d861ff11: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53923e3238612: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Query\Select::addMetaData

Drupal\Core\Database\Query\Select::addMetaDataRun #53923d861ff11Run #53923e3238612DiffDiff%
Number of Function Calls34 34 0 0.0%
Incl. Wall Time (microsec)119 107 -12 -10.1%
Incl. Wall Time (microsec) per call 4 3 -0 -10.1%
Excl. Wall Time (microsec)119 107 -12 -10.1%
Incl. CPU (microsecs)156 145 -11 -7.1%
Incl. CPU (microsecs) per call 5 4 -0 -7.1%
Excl. CPU (microsec)156 145 -11 -7.1%
Incl. MemUse (bytes)12,908 12,908 0 0.0%
Incl. MemUse (bytes) per call 380 380 0 0.0%
Excl. MemUse (bytes)12,908 12,908 0 0.0%
Incl. PeakMemUse (bytes)5,412 5,412 0 0.0%
Incl. PeakMemUse (bytes) per call 159 159 0 0.0%
Excl. PeakMemUse (bytes)5,412 5,412 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Query\Select::addMetaData [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\Database\Query\Select::addMetaData0 N/A% -12 -2.6% -11 -3.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-12 -100.0% -11 -100.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Entity\Query\Sql\Tables::addField0 N/A% -9 -75.0% -7 -63.6% 0 N/A% 0 N/A%
Drupal\Core\Entity\Query\Sql\Query::prepare0 N/A% -2 -16.7% -6 -54.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\SelectExtender::addMetaData0 N/A% -1 -8.3% -1 -9.1% 0 N/A% 0 N/A%
comment_get_thread0 N/A% 0 0.0% 3 27.3% 0 N/A% 0 N/A%