Diff Report
Run #512a1f7f217a6: XHProf Run (Namespace=drupal-perf)
vs.
Run #512a20b11c1ab: XHProf Run (Namespace=drupal-perf)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #512a1f7f217a6Run #512a20b11c1abDiffDiff%
Number of Function Calls88 107 19 21.6%
Incl. Wall Time (microsec)1,677 2,043 366 21.8%
Incl. Wall Time (microsec) per call 19 19 0 0.2%
Excl. Wall Time (microsec)444 543 99 22.3%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)155,696 186,456 30,760 19.8%
Incl. MemUse (bytes) per call 1,769 1,743 -27 -1.5%
Excl. MemUse (bytes)-17,656 -21,416 -3,760 -21.3%
Incl. PeakMemUse (bytes)61,880 72,632 10,752 17.4%
Incl. PeakMemUse (bytes) per call 703 679 -24 -3.5%
Excl. PeakMemUse (bytes)3,544 4,792 1,248 35.2%

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::prepareQuery19 33.3% 366 1.1% 0 0.0% 30,760 0.9% 10,752 0.3%
Exclusive Metrics Diff for Current Function99 27.0% 0 N/A% -3,760 -12.2% 1,248 11.6%
Parent function
Drupal\Core\Database\Connection::query19 100.0% 366 100.0% 0 N/A% 30,760 100.0% 10,752 100.0%
Child functions
PDO::prepare19 50.0% 160 43.7% 0 N/A% 29,240 95.1% 2,120 19.7%
Drupal\Core\Database\Connection::prefixTables19 50.0% 107 29.2% 0 N/A% 5,280 17.2% 7,384 68.7%