Diff Report
Run #51981beb768ad: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51981e3ae1e6c: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #51981beb768adRun #51981e3ae1e6cDiffDiff%
Number of Function Calls124 124 0 0.0%
Incl. Wall Time (microsec)2,418 2,453 35 1.4%
Incl. Wall Time (microsec) per call 20 20 0 1.4%
Excl. Wall Time (microsec)597 616 19 3.2%
Incl. CPU (microsecs)2,528 2,555 27 1.1%
Incl. CPU (microsecs) per call 20 21 0 1.1%
Excl. CPU (microsec)490 495 5 1.0%
Incl. MemUse (bytes)128,664 128,664 0 0.0%
Incl. MemUse (bytes) per call 1,038 1,038 0 0.0%
Excl. MemUse (bytes)-20,096 -20,096 0 0.0%
Incl. PeakMemUse (bytes)37,704 37,704 0 0.0%
Incl. PeakMemUse (bytes) per call 304 304 0 0.0%
Excl. PeakMemUse (bytes)720 720 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% 35 28.5% 27 5.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function19 54.3% 5 18.5% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 35 100.0% 27 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::prefixTables0 N/A% 9 25.7% 14 51.9% 0 N/A% 0 N/A%
PDO::prepare0 N/A% 7 20.0% 8 29.6% 0 N/A% 0 N/A%