Diff Report
Run #519fedcae68c3: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519ff0715b88b: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #519fedcae68c3Run #519ff0715b88bDiffDiff%
Number of Function Calls191 191 0 0.0%
Incl. Wall Time (microsec)1,689 1,695 6 0.4%
Incl. Wall Time (microsec) per call 9 9 0 0.4%
Excl. Wall Time (microsec)830 827 -3 -0.4%
Incl. CPU (microsecs)1,831 1,846 15 0.8%
Incl. CPU (microsecs) per call 10 10 0 0.8%
Excl. CPU (microsec)801 806 5 0.6%
Incl. MemUse (bytes)175,432 175,432 0 0.0%
Incl. MemUse (bytes) per call 918 918 0 0.0%
Excl. MemUse (bytes)164,296 164,296 0 0.0%
Incl. PeakMemUse (bytes)3,320 3,376 56 1.7%
Incl. PeakMemUse (bytes) per call 17 18 0 1.7%
Excl. PeakMemUse (bytes)3,280 3,280 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% 6 0.5% 15 1.0% 0 0.0% 56 0.1%
Exclusive Metrics Diff for Current Function-3 -50.0% 5 33.3% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 6 100.0% 15 100.0% 0 N/A% 56 100.0%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% 9 150.0% 10 66.7% 0 N/A% 56 100.0%