Diff Report
Run #519fedcae68c3: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519ff028be5c1: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #519fedcae68c3Run #519ff028be5c1DiffDiff%
Number of Function Calls191 191 0 0.0%
Incl. Wall Time (microsec)1,689 1,693 4 0.2%
Incl. Wall Time (microsec) per call 9 9 0 0.2%
Excl. Wall Time (microsec)830 825 -5 -0.6%
Incl. CPU (microsecs)1,831 1,859 28 1.5%
Incl. CPU (microsecs) per call 10 10 0 1.5%
Excl. CPU (microsec)801 820 19 2.4%
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 3,320 0 0.0%
Incl. PeakMemUse (bytes) per call 17 17 0 0.0%
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% 4 0.2% 28 0.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-5 -125.0% 19 67.9% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 4 100.0% 28 100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% 9 225.0% 9 32.1% 0 N/A% 0 N/A%