Diff Report
Run #519b1557bbc04: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519b1ad213669: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for Drupal\Core\Database\Database::getConnection

Drupal\Core\Database\Database::getConnectionRun #519b1557bbc04Run #519b1ad213669DiffDiff%
Number of Function Calls25 28 3 12.0%
Incl. Wall Time (microsec)4,236 4,357 121 2.9%
Incl. Wall Time (microsec) per call 169 156 -14 -8.2%
Excl. Wall Time (microsec)222 246 24 10.8%
Incl. CPU (microsecs)3,812 3,806 -6 -0.2%
Incl. CPU (microsecs) per call 152 136 -17 -10.9%
Excl. CPU (microsec)265 289 24 9.1%
Incl. MemUse (bytes)375,384 376,976 1,592 0.4%
Incl. MemUse (bytes) per call 15,015 13,463 -1,552 -10.3%
Excl. MemUse (bytes)4,816 6,408 1,592 33.1%
Incl. PeakMemUse (bytes)352,384 352,904 520 0.1%
Incl. PeakMemUse (bytes) per call 14,095 12,604 -1,492 -10.6%
Excl. PeakMemUse (bytes)2,040 2,560 520 25.5%

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::getConnection3 100.0% 121 1.0% -6 -0.0% 1,592 0.6% 520 0.2%
Exclusive Metrics Diff for Current Function24 19.8% 24 400.0% 1,592 100.0% 520 100.0%
Parent functions
call_user_func0 0.0% 96 79.3% -33 -550.0% 0 0.0% 0 0.0%
dblog_watchdog2 66.7% 17 14.0% 19 316.7% 800 50.3% 520 100.0%
db_merge1 33.3% 11 9.1% 14 233.3% 792 49.7% 0 0.0%
db_select0 0.0% -4 -3.3% -6 -100.0% 0 0.0% 0 0.0%
db_query0 0.0% 1 0.8% 2 33.3% 0 0.0% 0 0.0%
db_query_range0 0.0% -1 -0.8% 0 0.0% 0 0.0% 0 0.0%
Drupal\views\Plugin\views\query\Sql::query0 0.0% 1 0.8% -2 -33.3% 0 0.0% 0 0.0%
Child function
Drupal\Core\Database\Database::openConnection0 N/A% 97 80.2% -30 -500.0% 0 0.0% 0 0.0%