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\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #519b1557bbc04Run #519b1ad213669DiffDiff%
Number of Function Calls142 147 5 3.5%
Incl. Wall Time (microsec)5,645 5,830 185 3.3%
Incl. Wall Time (microsec) per call 40 40 -0 -0.2%
Excl. Wall Time (microsec)1,360 1,389 29 2.1%
Incl. CPU (microsecs)5,791 5,977 186 3.2%
Incl. CPU (microsecs) per call 41 41 -0 -0.3%
Excl. CPU (microsec)1,214 1,234 20 1.6%
Incl. MemUse (bytes)196,496 204,136 7,640 3.9%
Incl. MemUse (bytes) per call 1,384 1,389 5 0.4%
Excl. MemUse (bytes)-24,016 -25,384 -1,368 -5.7%
Incl. PeakMemUse (bytes)59,392 62,248 2,856 4.8%
Incl. PeakMemUse (bytes) per call 418 423 5 1.2%
Excl. PeakMemUse (bytes)2,632 2,704 72 2.7%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Connection::prepareQuery [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\Connection::prepareQuery5 33.3% 185 1.5% 186 1.2% 7,640 3.0% 2,856 1.3%
Exclusive Metrics Diff for Current Function29 15.7% 20 10.8% -1,368 -17.9% 72 2.5%
Parent function
Drupal\Core\Database\Connection::query5 100.0% 185 100.0% 186 100.0% 7,640 100.0% 2,856 100.0%
Child functions
PDO::prepare5 50.0% 80 43.2% 85 45.7% 7,400 96.9% 552 19.3%
Drupal\Core\Database\Connection::prefixTables5 50.0% 76 41.1% 81 43.5% 1,608 21.0% 2,232 78.2%