Diff Report
Run #51981beb768ad: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51981e3ae1e6c: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::getConnection

Drupal\Core\Database\Database::getConnectionRun #51981beb768adRun #51981e3ae1e6cDiffDiff%
Number of Function Calls15 15 0 0.0%
Incl. Wall Time (microsec)2,550 2,364 -186 -7.3%
Incl. Wall Time (microsec) per call 170 158 -12 -7.3%
Excl. Wall Time (microsec)73 74 1 1.4%
Incl. CPU (microsecs)1,985 1,937 -48 -2.4%
Incl. CPU (microsecs) per call 132 129 -3 -2.4%
Excl. CPU (microsec)85 90 5 5.9%
Incl. MemUse (bytes)304,216 304,176 -40 -0.0%
Incl. MemUse (bytes) per call 20,281 20,278 -3 -0.0%
Excl. MemUse (bytes)4,976 4,976 0 0.0%
Incl. PeakMemUse (bytes)291,072 291,016 -56 -0.0%
Incl. PeakMemUse (bytes) per call 19,405 19,401 -4 -0.0%
Excl. PeakMemUse (bytes)3,080 3,080 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Database::getConnection [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::getConnection0 N/A% -186 -151.2% -48 -9.0% -40 -0.1% -56 -0.2%
Exclusive Metrics Diff for Current Function1 0.5% 5 10.4% 0 0.0% 0 0.0%
Parent functions
call_user_func0 N/A% -187 -100.5% -53 -110.4% -40 -100.0% -56 -100.0%
db_select0 N/A% 1 0.5% 4 8.3% 0 0.0% 0 0.0%
db_query0 N/A% 1 0.5% 1 2.1% 0 0.0% 0 0.0%
dblog_watchdog0 N/A% -1 -0.5% -1 -2.1% 0 0.0% 0 0.0%
db_query_range0 N/A% 0 0.0% 1 2.1% 0 0.0% 0 0.0%
Child function
Drupal\Core\Database\Database::openConnection0 N/A% -187 -100.5% -53 -110.4% -40 -100.0% -56 -100.0%