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

PDO::prepareRun #51a0ef63cb19eRun #51a0f086f2681DiffDiff%
Number of Function Calls124 125 1 0.8%
Incl. Wall Time (microsec)2,246 2,235 -11 -0.5%
Incl. Wall Time (microsec) per call 18 18 -0 -1.3%
Excl. Wall Time (microsec)1,057 1,037 -20 -1.9%
Incl. CPU (microsecs)12,000 4,001 -7,999 -66.7%
Incl. CPU (microsecs) per call 97 32 -65 -66.9%
Excl. CPU (microsec)0 4,001 4,001 N/A%
Incl. MemUse (bytes)80,628 81,240 612 0.8%
Incl. MemUse (bytes) per call 650 650 -0 -0.0%
Excl. MemUse (bytes)76,060 76,644 584 0.8%
Incl. PeakMemUse (bytes)23,872 23,892 20 0.1%
Incl. PeakMemUse (bytes) per call 193 191 -1 -0.7%
Excl. PeakMemUse (bytes)22,756 22,776 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::prepare1 50.0% -11 -0.3% -7,999 -100.0% 612 3.5% 20 0.1%
Exclusive Metrics Diff for Current Function-20 -181.8% 4,001 50.0% 584 95.4% 20 100.0%
Parent function
Drupal\Core\Database\Connection::prepareQuery1 100.0% -11 -100.0% -7,999 -100.0% 612 100.0% 20 100.0%
Child function
Drupal\Core\Database\Statement::__construct1 100.0% 9 81.8% -12,000 -150.0% 28 4.6% 0 0.0%