Diff Report
Run #5391fcf6ab927: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #5391fc871e91d: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for PDO::prepare

PDO::prepareRun #5391fcf6ab927Run #5391fc871e91dDiffDiff%
Number of Function Calls189 189 0 0.0%
Incl. Wall Time (microsec)2,444 2,443 -1 -0.0%
Incl. Wall Time (microsec) per call 13 13 -0 -0.0%
Excl. Wall Time (microsec)1,214 1,225 11 0.9%
Incl. CPU (microsecs)2,593 2,608 15 0.6%
Incl. CPU (microsecs) per call 14 14 0 0.6%
Excl. CPU (microsec)1,202 1,218 16 1.3%
Incl. MemUse (bytes)115,940 115,940 0 0.0%
Incl. MemUse (bytes) per call 613 613 0 0.0%
Excl. MemUse (bytes)109,552 109,552 0 0.0%
Incl. PeakMemUse (bytes)32,704 32,704 0 0.0%
Incl. PeakMemUse (bytes) per call 173 173 0 0.0%
Excl. PeakMemUse (bytes)31,160 31,160 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% -1 -0.1% 15 1.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function11 1100.0% 16 106.7% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -1 -100.0% 15 100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% -12 -1200.0% -1 -6.7% 0 N/A% 0 N/A%