Diff Report
Run #51a944519b58c: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51a9459592df6: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #51a944519b58cRun #51a9459592df6DiffDiff%
Number of Function Calls119 119 0 0.0%
Incl. Wall Time (microsec)1,162 1,180 18 1.5%
Incl. Wall Time (microsec) per call 10 10 0 1.5%
Excl. Wall Time (microsec)572 575 3 0.5%
Incl. CPU (microsecs)1,272 1,284 12 0.9%
Incl. CPU (microsecs) per call 11 11 0 0.9%
Excl. CPU (microsec)578 573 -5 -0.9%
Incl. MemUse (bytes)114,776 114,776 0 0.0%
Incl. MemUse (bytes) per call 965 965 0 0.0%
Excl. MemUse (bytes)107,096 107,096 0 0.0%
Incl. PeakMemUse (bytes)5,648 5,888 240 4.2%
Incl. PeakMemUse (bytes) per call 47 49 2 4.2%
Excl. PeakMemUse (bytes)5,536 5,776 240 4.3%

Parent/Child Regression/Improvement report for PDO::prepare [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
PDO::prepare0 N/A% 18 0.2% 12 0.1% 0 0.0% 240 0.2%
Exclusive Metrics Diff for Current Function3 16.7% -5 -41.7% 0 N/A% 240 100.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 18 100.0% 12 100.0% 0 N/A% 240 100.0%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% 15 83.3% 17 141.7% 0 N/A% 0 0.0%