Diff Report
Run #531ee657ba49e: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #531ee5f3237b0: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #531ee657ba49eRun #531ee5f3237b0DiffDiff%
Number of Function Calls174 173 -1 -0.6%
Incl. Wall Time (microsec)35,121 34,617 -504 -1.4%
Incl. Wall Time (microsec) per call 202 200 -2 -0.9%
Excl. Wall Time (microsec)1,939 2,008 69 3.6%
Incl. CPU (microsecs)16,270 16,277 7 0.0%
Incl. CPU (microsecs) per call 94 94 1 0.6%
Excl. CPU (microsec)1,551 1,566 15 1.0%
Incl. MemUse (bytes)1,173,584 1,167,480 -6,104 -0.5%
Incl. MemUse (bytes) per call 6,745 6,748 4 0.1%
Excl. MemUse (bytes)-148,848 -148,016 832 0.6%
Incl. PeakMemUse (bytes)557,912 559,064 1,152 0.2%
Incl. PeakMemUse (bytes) per call 3,206 3,232 25 0.8%
Excl. PeakMemUse (bytes)34,488 34,640 152 0.4%

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-1 -20.0% -504 -20.0% 7 0.2% -6,104 -8.0% 1,152 1.5%
Exclusive Metrics Diff for Current Function69 13.7% 15 214.3% 832 13.6% 152 13.2%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple-1 -100.0% -469 -93.1% -144 -2057.1% -6,152 -100.8% 528 45.8%
Drupal\Core\Routing\RouteProvider::getRoutesByNames0 0.0% -43 -8.5% 2 28.6% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 0.0% 32 6.3% 26 371.4% 24 0.4% 56 4.9%
Drupal\Core\Database\Query\Select::execute0 0.0% -32 -6.3% 69 985.7% 0 0.0% -48 -4.2%
Drupal\Core\Path\Path::lookupPathSource0 0.0% 31 6.2% 20 285.7% 0 0.0% 600 52.1%
Drupal\Core\KeyValueStore\DatabaseStorageExpirable::getAll0 0.0% -24 -4.8% -3 -42.9% 0 0.0% 0 0.0%
Drupal\Core\KeyValueStore\DatabaseStorage::getAll0 0.0% 24 4.8% 19 271.4% 0 0.0% -120 -10.4%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 0.0% -17 -3.4% 12 171.4% 0 0.0% -336 -29.2%
Drupal\Core\Routing\RouteProvider::getRoutesByPath0 0.0% -14 -2.8% -1 -14.3% 24 0.4% 472 41.0%
Drupal\Core\KeyValueStore\DatabaseStorageExpirable::getMultiple0 0.0% 11 2.2% 7 100.0% 0 0.0% 0 0.0%
Drupal\node\NodeGrantDatabaseStorage::count0 0.0% -3 -0.6% 0 0.0% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute-1 -25.0% -599 -118.8% -82 -1171.4% -5,152 -84.4% 928 80.6%
Drupal\Core\Database\Connection::prepareQuery-1 -25.0% 61 12.1% 81 1157.1% -952 -15.6% 160 13.9%
Drupal\Core\Database\Connection::expandArguments-1 -25.0% -54 -10.7% -40 -571.4% 0 0.0% -40 -3.5%
Drupal\Core\Database\Connection::defaultOptions-1 -25.0% 19 3.8% 33 471.4% -832 -13.6% -48 -4.2%