Diff Report
Run #519a4774889dd: XHProf Run (Namespace=drupal-perf-steveoliver)
vs.
Run #519a4887d3a25: XHProf Run (Namespace=drupal-perf-steveoliver)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #519a4774889ddRun #519a4887d3a25DiffDiff%
Number of Function Calls164 164 0 0.0%
Incl. Wall Time (microsec)443,788 2,231,567 1,787,779 402.8%
Incl. Wall Time (microsec) per call 2,706 13,607 10,901 402.8%
Excl. Wall Time (microsec)15,543 77,993 62,450 401.8%
Incl. CPU (microsecs)36,002 56,002 20,000 55.6%
Incl. CPU (microsecs) per call 220 341 122 55.6%
Excl. CPU (microsec)12,000 12,000 0 0.0%
Incl. MemUse (bytes)580,160 580,104 -56 -0.0%
Incl. MemUse (bytes) per call 3,538 3,537 -0 -0.0%
Excl. MemUse (bytes)-262,984 -262,976 8 0.0%
Incl. PeakMemUse (bytes)551,768 551,632 -136 -0.0%
Incl. PeakMemUse (bytes) per call 3,364 3,364 -1 -0.0%
Excl. PeakMemUse (bytes)55,872 55,872 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% 1,787,779 11.8% 20,000 499.9% -56 -3.3% -136 -9.0%
Exclusive Metrics Diff for Current Function62,450 3.5% 0 0.0% 8 14.3% 0 0.0%
Parent functions
Drupal\Core\Database\Driver\mysql\Insert::execute0 N/A% 1,030,495 57.6% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 388,973 21.8% 3,999 20.0% -56 -100.0% 96 70.6%
Drupal\Core\Database\Query\Delete::execute0 N/A% 134,428 7.5% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple0 N/A% 66,986 3.7% 8,001 40.0% 0 0.0% -104 -76.5%
Drupal\Core\Database\Query\Select::execute0 N/A% 53,872 3.0% 8,001 40.0% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 39,214 2.2% -1 -0.0% 0 0.0% -136 -100.0%
Drupal\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 38,766 2.2% 0 0.0% 0 0.0% 0 0.0%
db_query0 N/A% 13,767 0.8% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::queryRange0 N/A% 10,719 0.6% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Routing\RouteProvider::getRouteCollectionForRequest0 N/A% 7,844 0.4% 0 0.0% 0 0.0% 8 5.9%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% 2,715 0.2% 0 0.0% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% 1,458,781 81.6% 7,999 40.0% -56 -100.0% 48 35.3%
Drupal\Core\Database\Connection::prepareQuery0 N/A% 124,168 6.9% 12,002 60.0% 0 0.0% -104 -76.5%
Drupal\Core\Database\Connection::expandArguments0 N/A% 121,259 6.8% 0 0.0% 0 0.0% -184 -135.3%
Drupal\Core\Database\Connection::defaultOptions0 N/A% 20,682 1.2% -1 -0.0% -8 -14.3% 104 76.5%
PDOStatement::rowCount0 N/A% 222 0.0% 0 0.0% 0 0.0% 0 0.0%
PDO::lastInsertId0 N/A% 217 0.0% 0 0.0% 0 0.0% 0 0.0%