Diff Report
Run #52e6fcee66138: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52e6fc5cc809e: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #52e6fcee66138Run #52e6fc5cc809eDiffDiff%
Number of Function Calls200 200 0 0.0%
Incl. Wall Time (microsec)3,864 3,941 77 2.0%
Incl. Wall Time (microsec) per call 19 20 0 2.0%
Excl. Wall Time (microsec)963 994 31 3.2%
Incl. CPU (microsecs)4,032 4,104 72 1.8%
Incl. CPU (microsecs) per call 20 21 0 1.8%
Excl. CPU (microsec)811 828 17 2.1%
Incl. MemUse (bytes)202,224 202,224 0 0.0%
Incl. MemUse (bytes) per call 1,011 1,011 0 0.0%
Excl. MemUse (bytes)-31,688 -31,688 0 0.0%
Incl. PeakMemUse (bytes)49,992 50,696 704 1.4%
Incl. PeakMemUse (bytes) per call 250 253 4 1.4%
Excl. PeakMemUse (bytes)1,752 1,824 72 4.1%

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% 77 3.0% 72 2.8% 0 0.0% 704 0.8%
Exclusive Metrics Diff for Current Function31 40.3% 17 23.6% 0 N/A% 72 10.2%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 77 100.0% 72 100.0% 0 N/A% 704 100.0%
Child functions
PDO::prepare0 N/A% 33 42.9% 29 40.3% 0 N/A% 136 19.3%
Drupal\Core\Database\Connection::prefixTables0 N/A% 13 16.9% 26 36.1% 0 N/A% 496 70.5%