Diff Report
Run #526a239923027: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #526a240c73a50: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip
Click a function name below to drill down.

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

Drupal\Core\Database\Connection::prepareQueryRun #526a239923027Run #526a240c73a50DiffDiff%
Number of Function Calls110 110 0 0.0%
Incl. Wall Time (microsec)2,366 2,242 -124 -5.2%
Incl. Wall Time (microsec) per call 22 20 -1 -5.2%
Excl. Wall Time (microsec)572 553 -19 -3.3%
Incl. CPU (microsecs)2,468 2,333 -135 -5.5%
Incl. CPU (microsecs) per call 22 21 -1 -5.5%
Excl. CPU (microsec)504 466 -38 -7.5%
Incl. MemUse (bytes)119,984 119,984 0 0.0%
Incl. MemUse (bytes) per call 1,091 1,091 0 0.0%
Excl. MemUse (bytes)-20,128 -20,128 0 0.0%
Incl. PeakMemUse (bytes)60,048 59,944 -104 -0.2%
Incl. PeakMemUse (bytes) per call 546 545 -1 -0.2%
Excl. PeakMemUse (bytes)2,424 2,280 -144 -5.9%

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% -124 -364.7% -135 -81.8% 0 0.0% -104 -0.1%
Exclusive Metrics Diff for Current Function-19 -15.3% -38 -28.1% 0 N/A% -144 -138.5%
Parent function
Drupal\Core\Database\Connection::query0 N/A% -124 -100.0% -135 -100.0% 0 N/A% -104 -100.0%
Child functions
Drupal\Core\Database\Connection::prefixTables0 N/A% -54 -43.5% -53 -39.3% 0 N/A% -336 -323.1%
PDO::prepare0 N/A% -51 -41.1% -44 -32.6% 0 N/A% 376 361.5%