Diff Report
Run #51a0f1cae1ba2: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a0f3032a9a3: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for Drupal\Core\Database\Driver\mysql\Connection::open

Drupal\Core\Database\Driver\mysql\Connection::openRun #51a0f1cae1ba2Run #51a0f3032a9a3DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)422 521 99 23.5%
Incl. Wall Time (microsec) per call 422 521 99 23.5%
Excl. Wall Time (microsec)66 56 -10 -15.2%
Incl. CPU (microsecs)4,001 0 -4,001 -100.0%
Incl. CPU (microsecs) per call 4,001 0 -4,001 -100.0%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)3,348 3,348 0 0.0%
Incl. MemUse (bytes) per call 3,348 3,348 0 0.0%
Excl. MemUse (bytes)1,596 1,596 0 0.0%
Incl. PeakMemUse (bytes)3,088 3,088 0 0.0%
Incl. PeakMemUse (bytes) per call 3,088 3,088 0 0.0%
Excl. PeakMemUse (bytes)1,540 1,540 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Driver\mysql\Connection::open [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::open0 N/A% 99 1.3% -4,001 -33.3% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-10 -10.1% 0 0.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Database::openConnection0 N/A% 99 100.0% -4,001 -100.0% 0 N/A% 0 N/A%
Child functions
PDO::exec0 N/A% 63 63.6% 0 0.0% 0 N/A% 0 N/A%
PDO::__construct0 N/A% 47 47.5% -4,001 -100.0% 0 N/A% 0 N/A%
implode0 N/A% -1 -1.0% 0 0.0% 0 N/A% 0 N/A%