Diff Report
Run #51904f8640386: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519050cbdc201: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #51904f8640386Run #519050cbdc201DiffDiff%
Number of Function Calls103 103 0 0.0%
Incl. Wall Time (microsec)34,540 34,379 -161 -0.5%
Incl. Wall Time (microsec) per call 335 334 -2 -0.5%
Excl. Wall Time (microsec)1,507 1,546 39 2.6%
Incl. CPU (microsecs)15,048 15,296 248 1.6%
Incl. CPU (microsecs) per call 146 149 2 1.6%
Excl. CPU (microsec)1,249 1,316 67 5.4%
Incl. MemUse (bytes)671,440 671,432 -8 -0.0%
Incl. MemUse (bytes) per call 6,519 6,519 -0 -0.0%
Excl. MemUse (bytes)-72,248 -72,232 16 0.0%
Incl. PeakMemUse (bytes)460,664 456,440 -4,224 -0.9%
Incl. PeakMemUse (bytes) per call 4,472 4,431 -41 -0.9%
Excl. PeakMemUse (bytes)33,904 33,904 0 0.0%

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% -161 -14.4% 248 15.8% -8 -0.0% -4,224 -4.7%
Exclusive Metrics Diff for Current Function39 24.2% 67 27.0% 16 200.0% 0 0.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 296 183.9% 131 52.8% 0 0.0% 0 0.0%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% -222 -137.9% 47 19.0% 0 0.0% -704 -16.7%
db_query0 N/A% -89 -55.3% 11 4.4% 0 0.0% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% -74 -46.0% -23 -9.3% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 72 44.7% 63 25.4% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Select::execute0 N/A% -58 -36.0% -28 -11.3% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -51 -31.7% 39 15.7% -8 -100.0% -3,520 -83.3%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% -41 -25.5% 6 2.4% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% 6 3.7% 2 0.8% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% -317 -196.9% 78 31.5% -8 -100.0% -3,256 -77.1%
Drupal\Core\Database\Connection::expandArguments0 N/A% 82 50.9% 75 30.2% 0 0.0% -648 -15.3%
Drupal\Core\Database\Connection::prepareQuery0 N/A% 32 19.9% 35 14.1% 0 0.0% -320 -7.6%
Drupal\Core\Database\Connection::defaultOptions0 N/A% 3 1.9% -7 -2.8% -16 -200.0% 0 0.0%