Diff Report
Run #51fdbca2b5409: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51fdbdbb58abc: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #51fdbca2b5409Run #51fdbdbb58abcDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,005 1,274 269 26.8%
Incl. Wall Time (microsec) per call 1,005 1,274 269 26.8%
Excl. Wall Time (microsec)36 36 0 0.0%
Incl. CPU (microsecs)609 652 43 7.1%
Incl. CPU (microsecs) per call 609 652 43 7.1%
Excl. CPU (microsec)27 29 2 7.4%
Incl. MemUse (bytes)153,504 153,504 0 0.0%
Incl. MemUse (bytes) per call 153,504 153,504 0 0.0%
Excl. MemUse (bytes)3,480 3,480 0 0.0%
Incl. PeakMemUse (bytes)150,232 150,232 0 0.0%
Incl. PeakMemUse (bytes) per call 150,232 150,232 0 0.0%
Excl. PeakMemUse (bytes)3,704 3,704 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Database::openConnection [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\Database::openConnection0 N/A% 269 28.4% 43 59.7% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function0 0.0% 2 4.7% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 269 100.0% 43 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 284 105.6% 58 134.9% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -12 -4.5% -14 -32.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% -3 -1.1% -2 -4.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% -1 -2.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%