Diff Report
Run #519f02278cd90: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519f012418c24: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #519f02278cd90Run #519f012418c24DiffDiff%
Number of Function Calls152 152 0 0.0%
Incl. Wall Time (microsec)3,172 3,267 95 3.0%
Incl. Wall Time (microsec) per call 21 21 1 3.0%
Excl. Wall Time (microsec)782 813 31 4.0%
Incl. CPU (microsecs)3,306 3,406 100 3.0%
Incl. CPU (microsecs) per call 22 22 1 3.0%
Excl. CPU (microsec)612 670 58 9.5%
Incl. MemUse (bytes)159,048 159,048 0 0.0%
Incl. MemUse (bytes) per call 1,046 1,046 0 0.0%
Excl. MemUse (bytes)-26,280 -26,280 0 0.0%
Incl. PeakMemUse (bytes)32,232 32,056 -176 -0.5%
Incl. PeakMemUse (bytes) per call 212 211 -1 -0.5%
Excl. PeakMemUse (bytes)1,336 1,336 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% 95 3.9% 100 3.1% 0 0.0% -176 -0.9%
Exclusive Metrics Diff for Current Function31 32.6% 58 58.0% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 95 100.0% 100 100.0% 0 N/A% -176 -100.0%
Child functions
PDO::prepare0 N/A% 53 55.8% 39 39.0% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::prefixTables0 N/A% 11 11.6% 3 3.0% 0 N/A% -176 -100.0%