Diff Report
Run #519b1ad213669: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519b1557bbc04: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #519b1ad213669Run #519b1557bbc04DiffDiff%
Number of Function Calls147 142 -5 -3.4%
Incl. Wall Time (microsec)39,094 35,347 -3,747 -9.6%
Incl. Wall Time (microsec) per call 266 249 -17 -6.4%
Excl. Wall Time (microsec)3,972 3,826 -146 -3.7%
Incl. CPU (microsecs)27,370 26,568 -802 -2.9%
Incl. CPU (microsecs) per call 186 187 1 0.5%
Excl. CPU (microsec)3,515 3,374 -141 -4.0%
Incl. MemUse (bytes)403,248 396,248 -7,000 -1.7%
Incl. MemUse (bytes) per call 2,743 2,790 47 1.7%
Excl. MemUse (bytes)-131,008 -111,160 19,848 15.2%
Incl. PeakMemUse (bytes)266,456 241,232 -25,224 -9.5%
Incl. PeakMemUse (bytes) per call 1,813 1,699 -114 -6.3%
Excl. PeakMemUse (bytes)32,904 30,040 -2,864 -8.7%

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-5 -17.9% -3,747 -31.1% -802 -5.3% -7,000 -2.7% -25,224 -11.3%
Exclusive Metrics Diff for Current Function-146 -3.9% -141 -17.6% 19,848 283.5% -2,864 -11.4%
Parent functions
Drupal\Core\Database\Driver\mysql\Insert::execute-3 -60.0% -2,915 -77.8% -561 -70.0% -2,160 -30.9% -15,976 -63.3%
Drupal\Core\Database\Query\Select::execute-1 -20.0% -448 -12.0% -133 -16.6% -2,336 -33.4% -1,336 -5.3%
Drupal\Core\Cache\DatabaseBackend::getMultiple-1 -20.0% -240 -6.4% -127 -15.8% -2,504 -35.8% -5,504 -21.8%
db_query0 0.0% -44 -1.2% 11 1.4% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 0.0% -40 -1.1% 5 0.6% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 0.0% -36 -1.0% -79 -9.9% 0 0.0% -2,520 -10.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 0.0% -35 -0.9% 39 4.9% 0 0.0% 64 0.3%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 0.0% 10 0.3% 46 5.7% 0 0.0% 48 0.2%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 0.0% 8 0.2% 1 0.1% 0 0.0% 0 0.0%
Drupal\Core\Path\AliasManager::lookupPathSource0 0.0% -7 -0.2% -4 -0.5% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute-5 -21.7% -3,339 -89.1% -386 -48.1% -14,184 -202.6% -13,720 -54.4%
Drupal\Core\Database\Connection::prepareQuery-5 -21.7% -185 -4.9% -186 -23.2% -7,640 -109.1% -2,856 -11.3%
Drupal\Core\Database\Connection::expandArguments-5 -21.7% -35 -0.9% -50 -6.2% 0 0.0% -4,528 -18.0%
Drupal\Core\Database\Connection::defaultOptions-5 -21.7% -29 -0.8% -20 -2.5% -4,128 -59.0% -1,256 -5.0%
PDO::lastInsertId-3 -13.0% -13 -0.3% -19 -2.4% -896 -12.8% 0 0.0%