Diff Report
Run #518fbd1297c93: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518fb7370421e: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Database::getConnection

Drupal\Core\Database\Database::getConnectionRun #518fbd1297c93Run #518fb7370421eDiffDiff%
Number of Function Calls53 53 0 0.0%
Incl. Wall Time (microsec)1,008 1,404 396 39.3%
Incl. Wall Time (microsec) per call 19 26 7 39.3%
Excl. Wall Time (microsec)143 144 1 0.7%
Incl. CPU (microsecs)833 872 39 4.7%
Incl. CPU (microsecs) per call 16 16 1 4.7%
Excl. CPU (microsec)208 204 -4 -1.9%
Incl. MemUse (bytes)178,224 178,224 0 0.0%
Incl. MemUse (bytes) per call 3,363 3,363 0 0.0%
Excl. MemUse (bytes)4,136 4,136 0 0.0%
Incl. PeakMemUse (bytes)176,776 176,776 0 0.0%
Incl. PeakMemUse (bytes) per call 3,335 3,335 0 0.0%
Excl. PeakMemUse (bytes)2,848 2,848 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% 396 12.6% 39 0.9% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function1 0.3% -4 -10.3% 0 N/A% 0 N/A%
Parent functions
call_user_func0 N/A% 395 99.7% 41 105.1% 0 N/A% 0 N/A%
db_select0 N/A% 1 0.3% 1 2.6% 0 N/A% 0 N/A%
db_query0 N/A% 0 0.0% -2 -5.1% 0 N/A% 0 N/A%
db_query_range0 N/A% 0 0.0% -1 -2.6% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Database::openConnection0 N/A% 395 99.7% 43 110.3% 0 N/A% 0 N/A%