Diff Report
Run #51904f8640386: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519050cbdc201: 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 #51904f8640386Run #519050cbdc201DiffDiff%
Number of Function Calls103 103 0 0.0%
Incl. Wall Time (microsec)2,051 2,083 32 1.6%
Incl. Wall Time (microsec) per call 20 20 0 1.6%
Excl. Wall Time (microsec)511 531 20 3.9%
Incl. CPU (microsecs)2,139 2,174 35 1.6%
Incl. CPU (microsecs) per call 21 21 0 1.6%
Excl. CPU (microsec)435 438 3 0.7%
Incl. MemUse (bytes)104,072 104,072 0 0.0%
Incl. MemUse (bytes) per call 1,010 1,010 0 0.0%
Excl. MemUse (bytes)-14,496 -14,496 0 0.0%
Incl. PeakMemUse (bytes)35,696 35,376 -320 -0.9%
Incl. PeakMemUse (bytes) per call 347 343 -3 -0.9%
Excl. PeakMemUse (bytes)2,504 2,504 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% 32 2.9% 35 2.2% 0 0.0% -320 -0.4%
Exclusive Metrics Diff for Current Function20 62.5% 3 8.6% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 32 100.0% 35 100.0% 0 N/A% -320 -100.0%
Child functions
PDO::prepare0 N/A% 10 31.2% 20 57.1% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::prefixTables0 N/A% 2 6.2% 12 34.3% 0 N/A% -320 -100.0%