Diff Report
Run #519a6f8ea14bd: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519a6b3fa9c9c: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #519a6f8ea14bdRun #519a6b3fa9c9cDiffDiff%
Number of Function Calls105 105 0 0.0%
Incl. Wall Time (microsec)29,518 29,772 254 0.9%
Incl. Wall Time (microsec) per call 281 284 2 0.9%
Excl. Wall Time (microsec)1,498 1,495 -3 -0.2%
Incl. CPU (microsecs)14,331 14,478 147 1.0%
Incl. CPU (microsecs) per call 136 138 1 1.0%
Excl. CPU (microsec)1,210 1,232 22 1.8%
Incl. MemUse (bytes)701,192 701,192 0 0.0%
Incl. MemUse (bytes) per call 6,678 6,678 0 0.0%
Excl. MemUse (bytes)-75,008 -75,008 0 0.0%
Incl. PeakMemUse (bytes)299,832 295,176 -4,656 -1.6%
Incl. PeakMemUse (bytes) per call 2,856 2,811 -44 -1.6%
Excl. PeakMemUse (bytes)19,824 19,912 88 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::query0 N/A% 254 21.4% 147 12.7% 0 0.0% -4,656 -16.0%
Exclusive Metrics Diff for Current Function-3 -1.2% 22 15.0% 0 N/A% 88 1.9%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 162 63.8% 53 36.1% 40 N/A% -2,544 -54.6%
Drupal\Core\Database\Query\Select::execute0 N/A% -112 -44.1% 32 21.8% 0 N/A% -264 -5.7%
db_query0 N/A% 68 26.8% 19 12.9% 0 N/A% -1,696 -36.4%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 63 24.8% 31 21.1% 0 N/A% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 62 24.4% 7 4.8% 8 N/A% 8 0.2%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% 11 4.3% 3 2.0% 0 N/A% 0 0.0%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% -1 -0.4% 2 1.4% -48 N/A% -160 -3.4%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% 1 0.4% 1 0.7% 0 N/A% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% 0 0.0% -1 -0.7% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% 181 71.3% 40 27.2% 0 N/A% -4,320 -92.8%
Drupal\Core\Database\Connection::prepareQuery0 N/A% 60 23.6% 69 46.9% 0 N/A% -240 -5.2%
Drupal\Core\Database\Connection::expandArguments0 N/A% 18 7.1% 14 9.5% 0 N/A% -184 -4.0%
Drupal\Core\Database\Connection::defaultOptions0 N/A% -2 -0.8% 2 1.4% 0 N/A% 0 0.0%