Diff Report
Run #518eceb4aac68: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518ed10e385b9: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Driver\mysql\Connection::__construct

Drupal\Core\Database\Driver\mysql\Connection::__constructRun #518eceb4aac68Run #518ed10e385b9DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)744 966 222 29.8%
Incl. Wall Time (microsec) per call 744 966 222 29.8%
Excl. Wall Time (microsec)33 34 1 3.0%
Incl. CPU (microsecs)388 449 61 15.7%
Incl. CPU (microsecs) per call 388 449 61 15.7%
Excl. CPU (microsec)31 31 0 0.0%
Incl. MemUse (bytes)46,096 46,096 0 0.0%
Incl. MemUse (bytes) per call 46,096 46,096 0 0.0%
Excl. MemUse (bytes)1,712 1,712 0 0.0%
Incl. PeakMemUse (bytes)48,144 48,144 0 0.0%
Incl. PeakMemUse (bytes) per call 48,144 48,144 0 0.0%
Excl. PeakMemUse (bytes)3,088 3,088 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Driver\mysql\Connection::__construct [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\Driver\mysql\Connection::__construct0 N/A% 222 925.0% 61 4.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 0.5% 0 0.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::openConnection0 N/A% 222 100.0% 61 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::__construct0 N/A% 221 99.5% 69 113.1% 0 N/A% 0 N/A%
implode0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
PDO::exec0 N/A% 0 0.0% -8 -13.1% 0 N/A% 0 N/A%