Diff Report
Run #52f5cb0964fa0: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5cb9d4924f: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #52f5cb0964fa0Run #52f5cb9d4924fDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)543 574 31 5.7%
Incl. Wall Time (microsec) per call 543 574 31 5.7%
Excl. Wall Time (microsec)28 30 2 7.1%
Incl. CPU (microsecs)371 398 27 7.3%
Incl. CPU (microsecs) per call 371 398 27 7.3%
Excl. CPU (microsec)20 22 2 10.0%
Incl. MemUse (bytes)151,544 151,544 0 0.0%
Incl. MemUse (bytes) per call 151,544 151,544 0 0.0%
Excl. MemUse (bytes)3,480 3,480 0 0.0%
Incl. PeakMemUse (bytes)148,080 148,080 0 0.0%
Incl. PeakMemUse (bytes) per call 148,080 148,080 0 0.0%
Excl. PeakMemUse (bytes)3,792 3,792 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% 31 5.8% 27 6.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function2 6.5% 2 7.4% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 31 100.0% 27 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 24 77.4% 19 70.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 9 29.0% 9 33.3% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -3 -9.7% -3 -11.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% -1 -3.2% -2 -7.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% 1 3.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% 1 3.7% 0 N/A% 0 N/A%