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

Drupal\Core\Database\Connection::prepareQueryRun #51abc588c7973Run #51abc4cb0a647DiffDiff%
Number of Function Calls93 93 0 0.0%
Incl. Wall Time (microsec)1,856 1,776 -80 -4.3%
Incl. Wall Time (microsec) per call 20 19 -1 -4.3%
Excl. Wall Time (microsec)472 446 -26 -5.5%
Incl. CPU (microsecs)1,939 1,864 -75 -3.9%
Incl. CPU (microsecs) per call 21 20 -1 -3.9%
Excl. CPU (microsec)385 371 -14 -3.6%
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)26,232 26,704 472 1.8%
Incl. PeakMemUse (bytes) per call 282 287 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 Function-26 -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%