Diff Report
Run #517c1c27a12c9: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c1bb406b02: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Query\Merge::execute

Drupal\Core\Database\Query\Merge::executeRun #517c1c27a12c9Run #517c1bb406b02DiffDiff%
Number of Function Calls 1 1 N/A%
Incl. Wall Time (microsec) 4,344 4,344 N/A%
Incl. Wall Time (microsec) per call N/A 4,344 4,344 N/A%
Excl. Wall Time (microsec) 78 78 N/A%
Incl. CPU (microsecs) 1,430 1,430 N/A%
Incl. CPU (microsecs) per call N/A 1,430 1,430 N/A%
Excl. CPU (microsec) 64 64 N/A%
Incl. MemUse (bytes) 23,184 23,184 N/A%
Incl. MemUse (bytes) per call N/A 23,184 23,184 N/A%
Excl. MemUse (bytes) -8,304 -8,304 N/A%
Incl. PeakMemUse (bytes) 178,184 178,184 N/A%
Incl. PeakMemUse (bytes) per call N/A 178,184 178,184 N/A%
Excl. PeakMemUse (bytes) 2,872 2,872 N/A%

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::execute1 10.0% 4,344 1.5% 1,430 1.2% 23,184 5.2% 178,184 31.3%
Exclusive Metrics Diff for Current Function78 1.8% 64 4.5% -8,304 -35.8% 2,872 1.6%
Parent function
_drupal_session_write1 100.0% 4,344 100.0% 1,430 100.0% 23,184 100.0% 178,184 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Insert::execute1 11.1% 3,338 76.8% 758 53.0% -80 -0.3% 153,712 86.3%
Drupal\Core\Database\Query\Select::execute1 11.1% 797 18.3% 466 32.6% 18,160 78.3% 14,808 8.3%
Drupal\Core\Database\Connection::select1 11.1% 48 1.1% 49 3.4% 3,720 16.0% 2,264 1.3%
Drupal\Core\Database\Connection::insert1 11.1% 37 0.9% 39 2.7% 1,584 6.8% 0 0.0%
Drupal\Core\Database\Query\Insert::fields1 11.1% 19 0.4% 20 1.4% 3,096 13.4% 1,424 0.8%
count1 11.1% 9 0.2% 12 0.8% 792 3.4% 480 0.3%
Drupal\Core\Database\Query\Select::condition1 11.1% 8 0.2% 9 0.6% 1,544 6.7% 1,016 0.6%
Drupal\Core\Database\Statement::fetchField1 11.1% 7 0.2% 9 0.6% 872 3.8% 512 0.3%
Drupal\Core\Database\Query\Select::addExpression1 11.1% 3 0.1% 4 0.3% 1,800 7.8% 1,096 0.6%