Diff Report
Run #5192e6f7bc551: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5192e84845baf: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #5192e6f7bc551Run #5192e84845bafDiffDiff%
Number of Function Calls111 111 0 0.0%
Incl. Wall Time (microsec)1,027 1,021 -6 -0.6%
Incl. Wall Time (microsec) per call 9 9 -0 -0.6%
Excl. Wall Time (microsec)503 502 -1 -0.2%
Incl. CPU (microsecs)1,135 1,119 -16 -1.4%
Incl. CPU (microsecs) per call 10 10 -0 -1.4%
Excl. CPU (microsec)511 512 1 0.2%
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 8,552 56 0.7%
Incl. PeakMemUse (bytes) per call 77 77 1 0.7%
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% -6 -1.2% -16 -1.6% 0 0.0% 56 0.1%
Exclusive Metrics Diff for Current Function-1 -16.7% 1 6.2% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery0 N/A% -6 -100.0% -16 -100.0% 0 N/A% 56 100.0%
Child function
Drupal\Core\Database\Statement::__construct0 N/A% -5 -83.3% -17 -106.2% 0 N/A% 56 100.0%