Diff Report
Run #519fbb3f5c2a0: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fbcb7249d1: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

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

Drupal\Core\Database\Connection::prepareQueryRun #519fbb3f5c2a0Run #519fbcb7249d1DiffDiff%
Number of Function Calls130 130 0 0.0%
Incl. Wall Time (microsec)2,680 2,697 17 0.6%
Incl. Wall Time (microsec) per call 21 21 0 0.6%
Excl. Wall Time (microsec)650 652 2 0.3%
Incl. CPU (microsecs)2,783 2,804 21 0.8%
Incl. CPU (microsecs) per call 21 22 0 0.8%
Excl. CPU (microsec)543 551 8 1.5%
Incl. MemUse (bytes)131,240 131,256 16 0.0%
Incl. MemUse (bytes) per call 1,010 1,010 0 0.0%
Excl. MemUse (bytes)-19,448 -19,448 0 0.0%
Incl. PeakMemUse (bytes)32,000 32,136 136 0.4%
Incl. PeakMemUse (bytes) per call 246 247 1 0.4%
Excl. PeakMemUse (bytes)744 744 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% 17 4.5% 21 6.6% 16 0.0% 136 0.3%
Exclusive Metrics Diff for Current Function2 11.8% 8 38.1% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 17 100.0% 21 100.0% 16 100.0% 136 100.0%
Child functions
PDO::prepare0 N/A% 12 70.6% 11 52.4% 16 100.0% 136 100.0%
Drupal\Core\Database\Connection::prefixTables0 N/A% 3 17.6% 2 9.5% 0 0.0% 0 0.0%