Diff Report
Run #5192e6f7bc551: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5192e86ee04ad: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #5192e6f7bc551Run #5192e86ee04adDiffDiff%
Number of Function Calls111 111 0 0.0%
Incl. Wall Time (microsec)1,027 1,022 -5 -0.5%
Incl. Wall Time (microsec) per call 9 9 -0 -0.5%
Excl. Wall Time (microsec)503 506 3 0.6%
Incl. CPU (microsecs)1,135 1,109 -26 -2.3%
Incl. CPU (microsecs) per call 10 10 -0 -2.3%
Excl. CPU (microsec)511 506 -5 -1.0%
Incl. MemUse (bytes)103,704 103,704 0 0.0%
Incl. MemUse (bytes) per call 934 934 0 0.0%
Excl. MemUse (bytes)96,408 96,408 0 0.0%
Incl. PeakMemUse (bytes)8,496 8,496 0 0.0%
Incl. PeakMemUse (bytes) per call 77 77 0 0.0%
Excl. PeakMemUse (bytes)6,736 6,736 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% -5 -2.1% -26 -1.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function3 60.0% -5 -19.2% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -5 -100.0% -26 -100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% -8 -160.0% -21 -80.8% 0 N/A% 0 N/A%