Diff Report
Run #51981e3ae1e6c: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51981beb768ad: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #51981e3ae1e6cRun #51981beb768adDiffDiff%
Number of Function Calls124 124 0 0.0%
Incl. Wall Time (microsec)1,113 1,106 -7 -0.6%
Incl. Wall Time (microsec) per call 9 9 -0 -0.6%
Excl. Wall Time (microsec)551 546 -5 -0.9%
Incl. CPU (microsecs)1,229 1,221 -8 -0.7%
Incl. CPU (microsecs) per call 10 10 -0 -0.7%
Excl. CPU (microsec)548 558 10 1.8%
Incl. MemUse (bytes)119,272 119,272 0 0.0%
Incl. MemUse (bytes) per call 962 962 0 0.0%
Excl. MemUse (bytes)111,352 111,352 0 0.0%
Incl. PeakMemUse (bytes)4,376 4,376 0 0.0%
Incl. PeakMemUse (bytes) per call 35 35 0 0.0%
Excl. PeakMemUse (bytes)4,376 4,376 0 0.0%

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% -7 -5.7% -8 -1.5% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-5 -71.4% 10 125.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -7 -100.0% -8 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% -2 -28.6% -18 -225.0% 0 N/A% 0 N/A%