Diff Report
Run #52f2e62cef49a: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52f2e60305388: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #52f2e62cef49aRun #52f2e60305388DiffDiff%
Number of Function Calls158 158 0 0.0%
Incl. Wall Time (microsec)38,948 39,270 322 0.8%
Incl. Wall Time (microsec) per call 247 249 2 0.8%
Excl. Wall Time (microsec)2,060 2,061 1 0.0%
Incl. CPU (microsecs)18,113 18,026 -87 -0.5%
Incl. CPU (microsecs) per call 115 114 -1 -0.5%
Excl. CPU (microsec)1,695 1,659 -36 -2.1%
Incl. MemUse (bytes)940,072 940,104 32 0.0%
Incl. MemUse (bytes) per call 5,950 5,950 0 0.0%
Excl. MemUse (bytes)-125,976 -125,976 0 0.0%
Incl. PeakMemUse (bytes)520,224 520,416 192 0.0%
Incl. PeakMemUse (bytes) per call 3,293 3,294 1 0.0%
Excl. PeakMemUse (bytes)31,920 31,984 64 0.2%

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% 322 14.1% -87 -4.2% 32 0.1% 192 0.3%
Exclusive Metrics Diff for Current Function1 0.3% -36 -41.4% 0 0.0% 64 33.3%
Parent functions
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% -404 -125.5% -151 -173.6% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -359 -111.5% -333 -382.8% 32 100.0% 128 66.7%
Drupal\Core\Routing\RouteProvider::getRoutesByNames0 N/A% 350 108.7% 105 120.7% 0 0.0% 0 0.0%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% 235 73.0% -30 -34.5% -8 -25.0% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRoutesByPath0 N/A% 152 47.2% 57 65.5% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 148 46.0% 81 93.1% 8 25.0% 64 33.3%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% 92 28.6% 74 85.1% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::execute0 N/A% 89 27.6% 90 103.4% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Insert::execute0 N/A% 19 5.9% 20 23.0% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% 386 119.9% 8 9.2% -8 -25.0% 128 66.7%
Drupal\Core\Database\Connection::prepareQuery0 N/A% -116 -36.0% -112 -128.7% 40 125.0% 0 0.0%
Drupal\Core\Database\Connection::expandArguments0 N/A% 56 17.4% 63 72.4% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::defaultOptions0 N/A% -5 -1.6% -11 -12.6% 0 0.0% 0 0.0%
PDO::lastInsertId0 N/A% 0 0.0% 1 1.1% 0 0.0% 0 0.0%