Diff Report
Run #52c862ea26981: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c8629919553: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #52c862ea26981Run #52c8629919553DiffDiff%
Number of Function Calls135 135 0 0.0%
Incl. Wall Time (microsec)1,026 1,043 17 1.7%
Incl. Wall Time (microsec) per call 8 8 0 1.7%
Excl. Wall Time (microsec)479 469 -10 -2.1%
Incl. CPU (microsecs)1,122 1,136 14 1.2%
Incl. CPU (microsecs) per call 8 8 0 1.2%
Excl. CPU (microsec)484 469 -15 -3.1%
Incl. MemUse (bytes)128,488 128,488 0 0.0%
Incl. MemUse (bytes) per call 952 952 0 0.0%
Excl. MemUse (bytes)120,040 120,040 0 0.0%
Incl. PeakMemUse (bytes)14,656 14,560 -96 -0.7%
Incl. PeakMemUse (bytes) per call 109 108 -1 -0.7%
Excl. PeakMemUse (bytes)12,848 12,752 -96 -0.7%

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% 17 26.6% 14 7.9% 0 0.0% -96 -0.4%
Exclusive Metrics Diff for Current Function-10 -58.8% -15 -107.1% 0 N/A% -96 -100.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% 17 100.0% 14 100.0% 0 N/A% -96 -100.0%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% 27 158.8% 29 207.1% 0 N/A% 0 0.0%