Diff Report
Run #519ffa6332b29: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519ffa0e6cdec: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #519ffa6332b29Run #519ffa0e6cdecDiffDiff%
Number of Function Calls109 109 0 0.0%
Incl. Wall Time (microsec)1,978 1,995 17 0.9%
Incl. Wall Time (microsec) per call 18 18 0 0.9%
Excl. Wall Time (microsec)468 459 -9 -1.9%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)111,192 111,192 0 0.0%
Incl. MemUse (bytes) per call 1,020 1,020 0 0.0%
Excl. MemUse (bytes)-16,152 -16,152 0 0.0%
Incl. PeakMemUse (bytes)42,200 42,408 208 0.5%
Incl. PeakMemUse (bytes) per call 387 389 2 0.5%
Excl. PeakMemUse (bytes)2,456 2,528 72 2.9%

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% 17 0.8% 0 0.0% 0 0.0% 208 0.3%
Exclusive Metrics Diff for Current Function-9 -52.9% 0 N/A% 0 N/A% 72 34.6%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 17 100.0% 0 N/A% 0 N/A% 208 100.0%
Child functions
PDO::prepare0 N/A% 27 158.8% 0 N/A% 0 N/A% 136 65.4%
Drupal\Core\Database\Connection::prefixTables0 N/A% -1 -5.9% 0 N/A% 0 N/A% 0 0.0%