Diff Report
Run #52f5c520502f0: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5c574bebaf: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #52f5c520502f0Run #52f5c574bebafDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)533 577 44 8.3%
Incl. Wall Time (microsec) per call 533 577 44 8.3%
Excl. Wall Time (microsec)28 31 3 10.7%
Incl. CPU (microsecs)365 403 38 10.4%
Incl. CPU (microsecs) per call 365 403 38 10.4%
Excl. CPU (microsec)24 23 -1 -4.2%
Incl. MemUse (bytes)151,544 151,536 -8 -0.0%
Incl. MemUse (bytes) per call 151,544 151,536 -8 -0.0%
Excl. MemUse (bytes)3,480 3,480 0 0.0%
Incl. PeakMemUse (bytes)148,080 148,072 -8 -0.0%
Incl. PeakMemUse (bytes) per call 148,080 148,072 -8 -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% 44 191.3% 38 41.3% -8 -0.0% -8 -0.0%
Exclusive Metrics Diff for Current Function3 6.8% -1 -2.6% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 44 100.0% 38 100.0% -8 -100.0% -8 -100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 28 63.6% 23 60.5% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 10 22.7% 10 26.3% 0 0.0% 0 0.0%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 2 4.5% 1 2.6% -8 -100.0% -8 -100.0%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% 1 2.3% 2 5.3% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% 2 5.3% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% 1 2.6% 0 0.0% 0 0.0%