Diff Report
Run #519aa45581fb3: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519aa37b5bebd: XHProf Run (Namespace=drupal-perf-jenlampton)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Database\Query\Merge::execute

Drupal\Core\Database\Query\Merge::executeRun #519aa45581fb3Run #519aa37b5bebdDiffDiff%
Number of Function Calls1 -1 -100.0%
Incl. Wall Time (microsec)2,322 -2,322 -100.0%
Incl. Wall Time (microsec) per call 2,322 N/A -2,322 -100.0%
Excl. Wall Time (microsec)96 -96 -100.0%
Incl. CPU (microsecs)1,414 -1,414 -100.0%
Incl. CPU (microsecs) per call 1,414 N/A -1,414 -100.0%
Excl. CPU (microsec)65 -65 -100.0%
Incl. MemUse (bytes)16,456 -16,456 -100.0%
Incl. MemUse (bytes) per call 16,456 N/A -16,456 -100.0%
Excl. MemUse (bytes)-11,856 11,856 100.0%
Incl. PeakMemUse (bytes)21,736 -21,736 -100.0%
Incl. PeakMemUse (bytes) per call 21,736 N/A -21,736 -100.0%
Excl. PeakMemUse (bytes)1,328 -1,328 -100.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Query\Merge::execute [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\Merge::execute-1 -10.0% -2,322 -30.9% -1,414 -26.5% -16,456 -5.6% -21,736 -8.1%
Exclusive Metrics Diff for Current Function-96 -4.1% -65 -4.6% 11,856 72.0% -1,328 -6.1%
Parent function
_drupal_session_write-1 -100.0% -2,322 -100.0% -1,414 -100.0% -16,456 -100.0% -21,736 -100.0%
Child functions
Drupal\Core\Database\Query\Select::execute-1 -11.1% -1,009 -43.5% -728 -51.5% -9,904 -60.2% -8,752 -40.3%
Drupal\Core\Database\Driver\mysql\Insert::execute-1 -11.1% -959 -41.3% -337 -23.8% 0 0.0% -7,488 -34.4%
Drupal\Core\Database\Connection::select-1 -11.1% -105 -4.5% -108 -7.6% -7,176 -43.6% 0 0.0%
Drupal\Core\Database\Connection::insert-1 -11.1% -64 -2.8% -67 -4.7% -2,912 -17.7% -512 -2.4%
Drupal\Core\Database\Query\Insert::fields-1 -11.1% -36 -1.6% -40 -2.8% -3,096 -18.8% -1,280 -5.9%
Drupal\Core\Database\Query\Select::condition-1 -11.1% -18 -0.8% -20 -1.4% -1,592 -9.7% -1,072 -4.9%
count-1 -11.1% -14 -0.6% -17 -1.2% -792 -4.8% 0 0.0%
Drupal\Core\Database\Statement::fetchField-1 -11.1% -13 -0.6% -16 -1.1% -872 -5.3% -320 -1.5%
Drupal\Core\Database\Query\Select::addExpression-1 -11.1% -8 -0.3% -16 -1.1% -1,968 -12.0% -984 -4.5%