Diff Report
Run #519fc26fe04d9: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fbf2154a5e: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::query

Drupal\Core\Database\Connection::queryRun #519fc26fe04d9Run #519fbf2154a5eDiffDiff%
Number of Function Calls23 23 0 0.0%
Incl. Wall Time (microsec)5,114 5,397 283 5.5%
Incl. Wall Time (microsec) per call 222 235 12 5.5%
Excl. Wall Time (microsec)302 301 -1 -0.3%
Incl. CPU (microsecs)4,000 0 -4,000 -100.0%
Incl. CPU (microsecs) per call 174 0 -174 -100.0%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)108,600 108,600 0 0.0%
Incl. MemUse (bytes) per call 4,722 4,722 0 0.0%
Excl. MemUse (bytes)-6,520 -6,520 0 0.0%
Incl. PeakMemUse (bytes)104,304 104,304 0 0.0%
Incl. PeakMemUse (bytes) per call 4,535 4,535 0 0.0%
Excl. PeakMemUse (bytes)7,504 7,504 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% 283 185.0% -4,000 -400000.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-1 -0.4% 0 0.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% 249 88.0% -4,000 -100.0% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 31 11.0% 0 0.0% 0 N/A% 0 N/A%
db_query0 N/A% 3 1.1% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Path\AliasManager::lookupPathSource0 N/A% 1 0.4% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Select::execute0 N/A% -1 -0.4% 0 0.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Statement::execute0 N/A% 266 94.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::prepareQuery0 N/A% 12 4.2% -4,000 -100.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::expandArguments0 N/A% 5 1.8% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::defaultOptions0 N/A% 1 0.4% 0 0.0% 0 N/A% 0 N/A%