Diff Report
Run #519af56893788: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519af3b0bf970: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #519af56893788Run #519af3b0bf970DiffDiff%
Number of Function Calls140 140 0 0.0%
Incl. Wall Time (microsec)38,018 38,417 399 1.0%
Incl. Wall Time (microsec) per call 272 274 3 1.0%
Excl. Wall Time (microsec)1,977 2,070 93 4.7%
Incl. CPU (microsecs)18,918 19,111 193 1.0%
Incl. CPU (microsecs) per call 135 137 1 1.0%
Excl. CPU (microsec)1,630 1,733 103 6.3%
Incl. MemUse (bytes)912,096 911,928 -168 -0.0%
Incl. MemUse (bytes) per call 6,515 6,514 -1 -0.0%
Excl. MemUse (bytes)-102,560 -102,536 24 0.0%
Incl. PeakMemUse (bytes)315,344 316,184 840 0.3%
Incl. PeakMemUse (bytes) per call 2,252 2,258 6 0.3%
Excl. PeakMemUse (bytes)22,768 22,920 152 0.7%

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::query0 N/A% 399 72.3% 193 40.8% -168 -0.3% 840 1.3%
Exclusive Metrics Diff for Current Function93 23.3% 103 53.4% 24 14.3% 152 18.1%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 298 74.7% 134 69.4% 8 4.8% 648 77.1%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 97 24.3% 72 37.3% 0 0.0% 80 9.5%
Drupal\Core\Database\Query\Select::execute0 N/A% -85 -21.3% -28 -14.5% 0 0.0% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% 69 17.3% 35 18.1% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 28 7.0% 33 17.1% -176 -104.8% -112 -13.3%
db_query0 N/A% -5 -1.3% -4 -2.1% 0 0.0% 64 7.6%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% -3 -0.8% -43 -22.3% 0 0.0% 160 19.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% 0 0.0% -1 -0.5% 0 0.0% 0 0.0%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% 0 0.0% -5 -2.6% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% 181 45.4% -40 -20.7% -168 -100.0% 328 39.0%
Drupal\Core\Database\Connection::prepareQuery0 N/A% 70 17.5% 70 36.3% 0 0.0% 112 13.3%
Drupal\Core\Database\Connection::expandArguments0 N/A% 47 11.8% 50 25.9% 0 0.0% 168 20.0%
Drupal\Core\Database\Connection::defaultOptions0 N/A% 8 2.0% 10 5.2% -24 -14.3% 80 9.5%