Diff Report
Run #52c8629919553: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c862ea26981: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::openConnection

Drupal\Core\Database\Database::openConnectionRun #52c8629919553Run #52c862ea26981DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)572 644 72 12.6%
Incl. Wall Time (microsec) per call 572 644 72 12.6%
Excl. Wall Time (microsec)27 28 1 3.7%
Incl. CPU (microsecs)410 433 23 5.6%
Incl. CPU (microsecs) per call 410 433 23 5.6%
Excl. CPU (microsec)22 20 -2 -9.1%
Incl. MemUse (bytes)151,616 151,632 16 0.0%
Incl. MemUse (bytes) per call 151,616 151,632 16 0.0%
Excl. MemUse (bytes)3,496 3,496 0 0.0%
Incl. PeakMemUse (bytes)149,032 149,048 16 0.0%
Incl. PeakMemUse (bytes) per call 149,032 149,048 16 0.0%
Excl. PeakMemUse (bytes)3,800 3,800 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% 72 112.5% 23 12.9% 16 0.1% 16 0.1%
Exclusive Metrics Diff for Current Function1 1.4% -2 -8.7% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Database::getConnection0 N/A% 72 100.0% 23 100.0% 16 100.0% 16 100.0%
Child functions
Drupal\Core\Database\Driver\mysql\Connection::open0 N/A% 54 75.0% 6 26.1% 0 0.0% 0 0.0%
Drupal\Core\Database\Driver\mysql\Connection::__construct0 N/A% 14 19.4% 15 65.2% 0 0.0% 0 0.0%
Composer\Autoload\ClassLoader::loadClass0 N/A% 2 2.8% 3 13.0% 16 100.0% 16 100.0%
Drupal\Core\Database\Database::parseConnectionInfo0 N/A% 1 1.4% 1 4.3% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::setKey0 N/A% 0 0.0% -2 -8.7% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::setTarget0 N/A% 0 0.0% 2 8.7% 0 0.0% 0 0.0%