Diff Report
Run #52f5c11235c73: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5c0b2e882a: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #52f5c11235c73Run #52f5c0b2e882aDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)529 573 44 8.3%
Incl. Wall Time (microsec) per call 529 573 44 8.3%
Excl. Wall Time (microsec)29 30 1 3.4%
Incl. CPU (microsecs)363 397 34 9.4%
Incl. CPU (microsecs) per call 363 397 34 9.4%
Excl. CPU (microsec)22 20 -2 -9.1%
Incl. MemUse (bytes)151,536 151,544 8 0.0%
Incl. MemUse (bytes) per call 151,536 151,544 8 0.0%
Excl. MemUse (bytes)3,480 3,480 0 0.0%
Incl. PeakMemUse (bytes)148,072 148,080 8 0.0%
Incl. PeakMemUse (bytes) per call 148,072 148,080 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 10.6% 34 14.3% 8 0.0% 8 0.0%
Exclusive Metrics Diff for Current Function1 2.3% -2 -5.9% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 44 100.0% 34 100.0% 8 100.0% 8 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 31 70.5% 21 61.8% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 12 27.3% 12 35.3% 0 0.0% 0 0.0%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% -1 -2.3% -1 -2.9% 0 0.0% 0 0.0%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% 1 2.3% 2 5.9% 8 100.0% 8 100.0%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% 1 2.9% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% 1 2.9% 0 0.0% 0 0.0%