Diff Report
Run #534ad972c8c0d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #534ad8dec7444: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Database\Statement::execute

Drupal\Core\Database\Statement::executeRun #534ad972c8c0dRun #534ad8dec7444DiffDiff%
Number of Function Calls222 222 0 0.0%
Incl. Wall Time (microsec)71,097 71,966 869 1.2%
Incl. Wall Time (microsec) per call 320 324 4 1.2%
Excl. Wall Time (microsec)3,733 4,133 400 10.7%
Incl. CPU (microsecs)16,452 16,402 -50 -0.3%
Incl. CPU (microsecs) per call 74 74 -0 -0.3%
Excl. CPU (microsec)3,026 3,017 -9 -0.3%
Incl. MemUse (bytes)199,244 199,244 0 0.0%
Incl. MemUse (bytes) per call 897 897 0 0.0%
Excl. MemUse (bytes)1,172 1,172 0 0.0%
Incl. PeakMemUse (bytes)121,852 121,852 0 0.0%
Incl. PeakMemUse (bytes) per call 549 549 0 0.0%
Excl. PeakMemUse (bytes)1,108 1,108 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Database\Statement::execute [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
Drupal\Core\Database\Statement::execute0 N/A% 869 59.8% -50 -8.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function400 46.0% -9 -18.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Database\Connection::query0 N/A% 869 100.0% -50 -100.0% 0 N/A% 0 N/A%
Child functions
PDOStatement::execute0 N/A% 452 52.0% -71 -142.0% 0 N/A% 0 N/A%
is_string0 N/A% 8 0.9% 22 44.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::getLogger0 N/A% 7 0.8% -1 -2.0% 0 N/A% 0 N/A%
PDOStatement::setFetchMode0 N/A% 2 0.2% 9 18.0% 0 N/A% 0 N/A%