Diff Report
Run #51a0f086f2681: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a0ef63cb19e: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for PDO::prepare

PDO::prepareRun #51a0f086f2681Run #51a0ef63cb19eDiffDiff%
Number of Function Calls125 124 -1 -0.8%
Incl. Wall Time (microsec)2,235 2,246 11 0.5%
Incl. Wall Time (microsec) per call 18 18 0 1.3%
Excl. Wall Time (microsec)1,037 1,057 20 1.9%
Incl. CPU (microsecs)4,001 12,000 7,999 199.9%
Incl. CPU (microsecs) per call 32 97 65 202.3%
Excl. CPU (microsec)4,001 0 -4,001 -100.0%
Incl. MemUse (bytes)81,240 80,628 -612 -0.8%
Incl. MemUse (bytes) per call 650 650 0 0.0%
Excl. MemUse (bytes)76,644 76,060 -584 -0.8%
Incl. PeakMemUse (bytes)23,892 23,872 -20 -0.1%
Incl. PeakMemUse (bytes) per call 191 193 1 0.7%
Excl. PeakMemUse (bytes)22,776 22,756 -20 -0.1%

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::prepare-1 -50.0% 11 0.3% 7,999 100.0% -612 -3.5% -20 -0.1%
Exclusive Metrics Diff for Current Function20 181.8% -4,001 -50.0% -584 -95.4% -20 -100.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery-1 -100.0% 11 100.0% 7,999 100.0% -612 -100.0% -20 -100.0%
Child function
Drupal\Core\Database\Statement::__construct-1 -100.0% -9 -81.8% 12,000 150.0% -28 -4.6% 0 0.0%