Diff Report
Run #512a20b11c1ab: XHProf Run (Namespace=drupal-perf)
vs.
Run #512a1f7f217a6: XHProf Run (Namespace=drupal-perf)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #512a20b11c1abRun #512a1f7f217a6DiffDiff%
Number of Function Calls107 88 -19 -17.8%
Incl. Wall Time (microsec)11,659 9,688 -1,971 -16.9%
Incl. Wall Time (microsec) per call 109 110 1 1.0%
Excl. Wall Time (microsec)1,472 1,220 -252 -17.1%
Incl. CPU (microsecs)12,000 16,000 4,000 33.3%
Incl. CPU (microsecs) per call 112 182 70 62.1%
Excl. CPU (microsec)4,000 0 -4,000 -100.0%
Incl. MemUse (bytes)1,098,656 955,840 -142,816 -13.0%
Incl. MemUse (bytes) per call 10,268 10,862 594 5.8%
Excl. MemUse (bytes)-134,952 -111,992 22,960 17.0%
Incl. PeakMemUse (bytes)834,032 737,792 -96,240 -11.5%
Incl. PeakMemUse (bytes) per call 7,795 8,384 589 7.6%
Excl. PeakMemUse (bytes)57,400 47,496 -9,904 -17.3%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Connection::query [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\Connection::query-19 -20.0% -1,971 -5.9% 4,000 12.5% -142,816 -4.3% -96,240 -2.8%
Exclusive Metrics Diff for Current Function-252 -12.8% -4,000 -100.0% 22,960 16.1% -9,904 -10.3%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple-15 -78.9% -1,598 -81.1% 0 0.0% -117,064 -82.0% -93,264 -96.9%
Drupal\Core\Database\Query\Select::execute-2 -10.5% -170 -8.6% 4,000 100.0% -15,368 -10.8% -8,568 -8.9%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple-1 -5.3% -118 -6.0% 0 0.0% -5,184 -3.6% -6,144 -6.4%
Drupal\Core\Cache\DatabaseBackend::checksumTags-1 -5.3% -86 -4.4% 0 0.0% -5,168 -3.6% -5,960 -6.2%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 0.0% 2 0.1% 0 0.0% -8 -0.0% 56 0.1%
db_query0 0.0% -1 -0.1% 0 0.0% 0 0.0% 17,800 18.5%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 0.0% 0 0.0% 0 0.0% -24 -0.0% -160 -0.2%
Child functions
Drupal\Core\Database\Statement::execute-19 -25.0% -927 -47.0% 4,000 100.0% -112,056 -78.5% -38,320 -39.8%
Drupal\Core\Database\Connection::expandArguments-19 -25.0% -376 -19.1% 4,000 100.0% 40 0.0% -25,664 -26.7%
Drupal\Core\Database\Connection::prepareQuery-19 -25.0% -366 -18.6% 0 0.0% -30,760 -21.5% -10,752 -11.2%
Drupal\Core\Database\Connection::defaultOptions-19 -25.0% -50 -2.5% 0 0.0% -23,000 -16.1% -11,600 -12.1%