Diff Report
Run #51c6814c41b47: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51c6824f48b42: 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 #51c6824f48b42DiffDiff%
Number of Function Calls 157 157 N/A%
Incl. Wall Time (microsec) 4,597 4,597 N/A%
Incl. Wall Time (microsec) per call N/A 29 29 N/A%
Excl. Wall Time (microsec) 1,042 1,042 N/A%
Incl. CPU (microsecs) 4,742 4,742 N/A%
Incl. CPU (microsecs) per call N/A 30 30 N/A%
Excl. CPU (microsec) 967 967 N/A%
Incl. MemUse (bytes) 155,864 155,864 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% 4,597 0.4% 4,742 0.4% 155,864 0.8% 35,832 0.2%
Exclusive Metrics Diff for Current Function1,042 22.7% 967 20.4% -23,040 -14.8% 2,528 7.1%
Parent function
Drupal\Core\Database\Connection::query157 100.0% 4,597 100.0% 4,742 100.0% 155,864 100.0% 35,832 100.0%
Child functions
PDO::prepare157 50.0% 2,223 48.4% 2,337 49.3% 144,888 93.0% 8,736 24.4%
Drupal\Core\Database\Connection::prefixTables157 50.0% 1,332 29.0% 1,438 30.3% 34,016 21.8% 24,568 68.6%