Diff Report
Run #519b130ea93e9: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519b0e62696b0: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for Drupal\Core\Database\Database::getConnection

Drupal\Core\Database\Database::getConnectionRun #519b130ea93e9Run #519b0e62696b0DiffDiff%
Number of Function Calls22 19 -3 -13.6%
Incl. Wall Time (microsec)4,258 4,248 -10 -0.2%
Incl. Wall Time (microsec) per call 194 224 30 15.5%
Excl. Wall Time (microsec)194 167 -27 -13.9%
Incl. CPU (microsecs)3,740 3,713 -27 -0.7%
Incl. CPU (microsecs) per call 170 195 25 15.0%
Excl. CPU (microsec)233 201 -32 -13.7%
Incl. MemUse (bytes)377,000 375,384 -1,616 -0.4%
Incl. MemUse (bytes) per call 17,136 19,757 2,621 15.3%
Excl. MemUse (bytes)6,432 4,816 -1,616 -25.1%
Incl. PeakMemUse (bytes)352,680 352,160 -520 -0.1%
Incl. PeakMemUse (bytes) per call 16,031 18,535 2,504 15.6%
Excl. PeakMemUse (bytes)2,336 1,816 -520 -22.3%

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::getConnection-3 -100.0% -10 -0.2% -27 -1.2% -1,616 -0.8% -520 -0.3%
Exclusive Metrics Diff for Current Function-27 -270.0% -32 -118.5% -1,616 -100.0% -520 -100.0%
Parent functions
dblog_watchdog-2 -66.7% -18 -180.0% -22 -81.5% -800 -49.5% -520 -100.0%
call_user_func0 0.0% 17 170.0% 6 22.2% 0 0.0% 0 0.0%
db_merge-1 -33.3% -11 -110.0% -14 -51.9% -816 -50.5% 0 0.0%
Drupal\views\Plugin\views\query\Sql::query0 0.0% 1 10.0% -4 -14.8% 0 0.0% 0 0.0%
db_query0 0.0% 1 10.0% 1 3.7% 0 0.0% 0 0.0%
db_select0 0.0% 0 0.0% 6 22.2% 0 0.0% 0 0.0%
db_query_range0 0.0% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Child function
Drupal\Core\Database\Database::openConnection0 N/A% 17 170.0% 5 18.5% 0 0.0% 0 0.0%