Diff Report
Run #519a6b3fa9c9c: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519a6c2cb620c: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #519a6b3fa9c9cRun #519a6c2cb620cDiffDiff%
Number of Function Calls105 105 0 0.0%
Incl. Wall Time (microsec)2,317 2,257 -60 -2.6%
Incl. Wall Time (microsec) per call 22 21 -1 -2.6%
Excl. Wall Time (microsec)562 555 -7 -1.2%
Incl. CPU (microsecs)2,418 2,360 -58 -2.4%
Incl. CPU (microsecs) per call 23 22 -1 -2.4%
Excl. CPU (microsec)461 469 8 1.7%
Incl. MemUse (bytes)109,656 109,656 0 0.0%
Incl. MemUse (bytes) per call 1,044 1,044 0 0.0%
Excl. MemUse (bytes)-16,624 -16,624 0 0.0%
Incl. PeakMemUse (bytes)23,720 23,720 0 0.0%
Incl. PeakMemUse (bytes) per call 226 226 0 0.0%
Excl. PeakMemUse (bytes)760 760 0 0.0%

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::prepareQuery0 N/A% -60 -7.7% -58 -7.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-7 -11.7% 8 13.8% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::query0 N/A% -60 -100.0% -58 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::prefixTables0 N/A% -28 -46.7% -29 -50.0% 0 N/A% 0 N/A%
PDO::prepare0 N/A% -25 -41.7% -37 -63.8% 0 N/A% 0 N/A%