Diff Report
Run #51abc4cb0a647: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51abc588c7973: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Database\Connection::prepareQuery

Drupal\Core\Database\Connection::prepareQueryRun #51abc4cb0a647Run #51abc588c7973DiffDiff%
Number of Function Calls93 93 0 0.0%
Incl. Wall Time (microsec)1,776 1,856 80 4.5%
Incl. Wall Time (microsec) per call 19 20 1 4.5%
Excl. Wall Time (microsec)446 472 26 5.8%
Incl. CPU (microsecs)1,864 1,939 75 4.0%
Incl. CPU (microsecs) per call 20 21 1 4.0%
Excl. CPU (microsec)371 385 14 3.8%
Incl. MemUse (bytes)96,600 96,600 0 0.0%
Incl. MemUse (bytes) per call 1,039 1,039 0 0.0%
Excl. MemUse (bytes)-13,920 -13,920 0 0.0%
Incl. PeakMemUse (bytes)26,704 26,232 -472 -1.8%
Incl. PeakMemUse (bytes) per call 287 282 -5 -1.8%
Excl. PeakMemUse (bytes)1,040 1,040 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% 80 145.5% 75 4.5% 0 0.0% -472 -1.8%
Exclusive Metrics Diff for Current Function26 32.5% 14 18.7% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 80 100.0% 75 100.0% 0 N/A% -472 -100.0%
Child functions
Drupal\Core\Database\Connection::prefixTables0 N/A% 29 36.2% 22 29.3% 0 N/A% -336 -71.2%
PDO::prepare0 N/A% 25 31.2% 39 52.0% 0 N/A% -136 -28.8%