Diff Report
Run #51c6814c41b47: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51c681e794599: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #51c6814c41b47Run #51c681e794599DiffDiff%
Number of Function Calls 157 157 N/A%
Incl. Wall Time (microsec) 4,553 4,553 N/A%
Incl. Wall Time (microsec) per call N/A 29 29 N/A%
Excl. Wall Time (microsec) 1,037 1,037 N/A%
Incl. CPU (microsecs) 4,684 4,684 N/A%
Incl. CPU (microsecs) per call N/A 30 30 N/A%
Excl. CPU (microsec) 919 919 N/A%
Incl. MemUse (bytes) 155,880 155,880 N/A%
Incl. MemUse (bytes) per call N/A 993 993 N/A%
Excl. MemUse (bytes) -23,040 -23,040 N/A%
Incl. PeakMemUse (bytes) 35,832 35,832 N/A%
Incl. PeakMemUse (bytes) per call N/A 228 228 N/A%
Excl. PeakMemUse (bytes) 2,528 2,528 N/A%

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::prepareQuery157 32.7% 4,553 0.4% 4,684 0.4% 155,880 0.8% 35,832 0.2%
Exclusive Metrics Diff for Current Function1,037 22.8% 919 19.6% -23,040 -14.8% 2,528 7.1%
Parent function
Drupal\Core\Database\Connection::query157 100.0% 4,553 100.0% 4,684 100.0% 155,880 100.0% 35,832 100.0%
Child functions
PDO::prepare157 50.0% 2,199 48.3% 2,325 49.6% 144,904 93.0% 8,736 24.4%
Drupal\Core\Database\Connection::prefixTables157 50.0% 1,317 28.9% 1,440 30.7% 34,016 21.8% 24,568 68.6%