Diff Report
Run #519aa37b5bebd: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519aa45581fb3: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #519aa37b5bebdRun #519aa45581fb3DiffDiff%
Number of Function Calls132 137 5 3.8%
Incl. Wall Time (microsec)2,381 2,459 78 3.3%
Incl. Wall Time (microsec) per call 18 18 -0 -0.5%
Excl. Wall Time (microsec)1,120 1,145 25 2.2%
Incl. CPU (microsecs)2,504 2,581 77 3.1%
Incl. CPU (microsecs) per call 19 19 -0 -0.7%
Excl. CPU (microsec)1,124 1,144 20 1.8%
Incl. MemUse (bytes)169,640 177,040 7,400 4.4%
Incl. MemUse (bytes) per call 1,285 1,292 7 0.6%
Excl. MemUse (bytes)167,744 175,144 7,400 4.4%
Incl. PeakMemUse (bytes)14,768 15,520 752 5.1%
Incl. PeakMemUse (bytes) per call 112 113 1 1.3%
Excl. PeakMemUse (bytes)13,048 13,800 752 5.8%

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::prepare5 50.0% 78 1.0% 77 1.4% 7,400 2.5% 752 0.3%
Exclusive Metrics Diff for Current Function25 32.1% 20 26.0% 7,400 100.0% 752 100.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery5 100.0% 78 100.0% 77 100.0% 7,400 100.0% 752 100.0%
Child function
Drupal\Core\Database\Statement::__construct5 100.0% 53 67.9% 57 74.0% 0 0.0% 0 0.0%