Diff Report
Run #51aaed996e9e3: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51aaed0fcbd4e: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for PDO::prepare

PDO::prepareRun #51aaed996e9e3Run #51aaed0fcbd4eDiffDiff%
Number of Function Calls105 105 0 0.0%
Incl. Wall Time (microsec)985 1,005 20 2.0%
Incl. Wall Time (microsec) per call 9 10 0 2.0%
Excl. Wall Time (microsec)470 484 14 3.0%
Incl. CPU (microsecs)1,076 1,097 21 2.0%
Incl. CPU (microsecs) per call 10 10 0 2.0%
Excl. CPU (microsec)479 494 15 3.1%
Incl. MemUse (bytes)99,480 99,480 0 0.0%
Incl. MemUse (bytes) per call 947 947 0 0.0%
Excl. MemUse (bytes)92,472 92,472 0 0.0%
Incl. PeakMemUse (bytes)4,032 4,032 0 0.0%
Incl. PeakMemUse (bytes) per call 38 38 0 0.0%
Excl. PeakMemUse (bytes)4,032 4,032 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% 20 2.7% 21 4.7% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function14 70.0% 15 71.4% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 20 100.0% 21 100.0% 0 N/A% 0 N/A%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% 6 30.0% 6 28.6% 0 N/A% 0 N/A%