Diff Report
Run #52f5c0b2e882a: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5c0f4ebbb2: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #52f5c0b2e882aRun #52f5c0f4ebbb2DiffDiff%
Number of Function Calls71 71 0 0.0%
Incl. Wall Time (microsec)1,210 1,191 -19 -1.6%
Incl. Wall Time (microsec) per call 17 17 -0 -1.6%
Excl. Wall Time (microsec)324 315 -9 -2.8%
Incl. CPU (microsecs)1,262 1,247 -15 -1.2%
Incl. CPU (microsecs) per call 18 18 -0 -1.2%
Excl. CPU (microsec)278 262 -16 -5.8%
Incl. MemUse (bytes)72,360 72,360 0 0.0%
Incl. MemUse (bytes) per call 1,019 1,019 0 0.0%
Excl. MemUse (bytes)-8,536 -8,536 0 0.0%
Incl. PeakMemUse (bytes)30,880 30,880 0 0.0%
Incl. PeakMemUse (bytes) per call 435 435 0 0.0%
Excl. PeakMemUse (bytes)2,552 2,552 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% -19 -3.5% -15 -2.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-9 -47.4% -16 -106.7% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::query0 N/A% -19 -100.0% -15 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::prefixTables0 N/A% -9 -47.4% 2 13.3% 0 N/A% 0 N/A%
PDO::prepare0 N/A% -1 -5.3% -1 -6.7% 0 N/A% 0 N/A%