Diff Report
Run #51ec227a9cea0: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec243650361: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #51ec227a9cea0Run #51ec243650361DiffDiff%
Number of Function Calls231 231 0 0.0%
Incl. Wall Time (microsec)59,562 63,040 3,478 5.8%
Incl. Wall Time (microsec) per call 258 273 15 5.8%
Excl. Wall Time (microsec)3,406 3,497 91 2.7%
Incl. CPU (microsecs)32,688 34,097 1,409 4.3%
Incl. CPU (microsecs) per call 142 148 6 4.3%
Excl. CPU (microsec)2,852 2,912 60 2.1%
Incl. MemUse (bytes)1,377,080 1,442,968 65,888 4.8%
Incl. MemUse (bytes) per call 5,961 6,247 285 4.8%
Excl. MemUse (bytes)-192,080 -192,128 -48 -0.0%
Incl. PeakMemUse (bytes)755,256 756,512 1,256 0.2%
Incl. PeakMemUse (bytes) per call 3,270 3,275 5 0.2%
Excl. PeakMemUse (bytes)52,352 52,512 160 0.3%

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::query0 N/A% 3,478 40.4% 1,409 21.4% 65,888 219.7% 1,256 3.9%
Exclusive Metrics Diff for Current Function91 2.6% 60 4.3% -48 -0.1% 160 12.7%
Parent functions
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% 1,985 57.1% 428 30.4% 65,824 99.9% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 1,219 35.0% 827 58.7% 16 0.0% 488 38.9%
Drupal\Core\Routing\RouteProvider::getRoutesByPath0 N/A% 265 7.6% 82 5.8% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::execute0 N/A% -209 -6.0% 6 0.4% 48 0.1% 192 15.3%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 141 4.1% -19 -1.3% 0 0.0% 216 17.2%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 128 3.7% 41 2.9% 0 0.0% 8 0.6%
Drupal\Core\Database\Query\Delete::execute0 N/A% -65 -1.9% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRoutesByNames0 N/A% 56 1.6% 50 3.5% 0 0.0% 0 0.0%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% -55 -1.6% -2 -0.1% 0 0.0% 0 0.0%
db_query0 N/A% 19 0.5% -1 -0.1% 0 0.0% 352 28.0%
Drupal\Core\Database\Driver\mysql\Insert::execute0 N/A% -7 -0.2% -4 -0.3% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Update::execute0 N/A% 1 0.0% 1 0.1% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% 3,147 90.5% 1,111 78.9% 352 0.5% 728 58.0%
Drupal\Core\Database\Connection::prepareQuery0 N/A% 151 4.3% 127 9.0% 65,536 99.5% 824 65.6%
Drupal\Core\Database\Connection::expandArguments0 N/A% 78 2.2% 83 5.9% 48 0.1% -280 -22.3%
Drupal\Core\Database\Connection::defaultOptions0 N/A% 11 0.3% 27 1.9% 0 0.0% -176 -14.0%
PDOStatement::rowCount0 N/A% 0 0.0% 2 0.1% 0 0.0% 0 0.0%
PDO::lastInsertId0 N/A% 0 0.0% -1 -0.1% 0 0.0% 0 0.0%