Diff Report
Run #5192e6f7bc551: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5192e84845baf: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #5192e6f7bc551Run #5192e84845bafDiffDiff%
Number of Function Calls111 111 0 0.0%
Incl. Wall Time (microsec)2,268 2,215 -53 -2.3%
Incl. Wall Time (microsec) per call 20 20 -0 -2.3%
Excl. Wall Time (microsec)549 543 -6 -1.1%
Incl. CPU (microsecs)2,356 2,314 -42 -1.8%
Incl. CPU (microsecs) per call 21 21 -0 -1.8%
Excl. CPU (microsec)437 447 10 2.3%
Incl. MemUse (bytes)112,472 112,472 0 0.0%
Incl. MemUse (bytes) per call 1,013 1,013 0 0.0%
Excl. MemUse (bytes)-16,120 -16,120 0 0.0%
Incl. PeakMemUse (bytes)37,504 37,704 200 0.5%
Incl. PeakMemUse (bytes) per call 338 340 2 0.5%
Excl. PeakMemUse (bytes)2,360 2,504 144 6.1%

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% -53 -10.4% -42 -4.1% 0 0.0% 200 0.2%
Exclusive Metrics Diff for Current Function-6 -11.3% 10 23.8% 0 N/A% 144 72.0%
Parent function
Drupal\Core\Database\Connection::query0 N/A% -53 -100.0% -42 -100.0% 0 N/A% 200 100.0%
Child functions
Drupal\Core\Database\Connection::prefixTables0 N/A% -41 -77.4% -36 -85.7% 0 N/A% 0 0.0%
PDO::prepare0 N/A% -6 -11.3% -16 -38.1% 0 N/A% 56 28.0%