Diff Report
Run #519a496084867: XHProf Run (Namespace=drupal-perf-steveoliver)
vs.
Run #519a4774889dd: XHProf Run (Namespace=drupal-perf-steveoliver)
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 #519a496084867Run #519a4774889ddDiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)549,769 290,137 -259,632 -47.2%
Incl. Wall Time (microsec) per call 274,885 145,069 -129,816 -47.2%
Excl. Wall Time (microsec)893 548 -345 -38.6%
Incl. CPU (microsecs)0 12,002 12,002 N/A%
Incl. CPU (microsecs) per call 0 6,001 6,001 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)213,680 213,736 56 0.0%
Incl. MemUse (bytes) per call 106,840 106,868 28 0.0%
Excl. MemUse (bytes)-36,344 -36,344 0 0.0%
Incl. PeakMemUse (bytes)341,480 341,552 72 0.0%
Incl. PeakMemUse (bytes) per call 170,740 170,776 36 0.0%
Excl. PeakMemUse (bytes)752 1,200 448 59.6%

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::execute0 N/A% -259,632 -10.5% 12,002 300.1% 56 0.4% 72 0.5%
Exclusive Metrics Diff for Current Function-345 -0.1% 0 0.0% 0 0.0% 448 622.2%
Parent function
Drupal\Core\KeyValueStore\DatabaseStorageExpirable::setWithExpire0 N/A% -259,632 -100.0% 12,002 100.0% 56 100.0% 72 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Insert::execute0 N/A% -249,328 -96.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::execute0 N/A% -4,887 -1.9% 8,001 66.7% 0 0.0% -72 -100.0%
Drupal\Core\Database\Connection::insert0 N/A% -3,987 -1.5% 4,001 33.3% 56 100.0% -6,656 -9244.4%
Drupal\Core\Database\Connection::select0 N/A% -556 -0.2% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Insert::fields0 N/A% -199 -0.1% 0 0.0% 0 0.0% 6,352 8822.2%
Drupal\Core\Database\Query\Select::condition0 N/A% -109 -0.0% 0 0.0% 0 0.0% 0 0.0%
count0 N/A% -104 -0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Statement::fetchField0 N/A% -61 -0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::addExpression0 N/A% -56 -0.0% 0 0.0% 0 0.0% 0 0.0%