Diff Report
Run #517c75d3de7c7: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c76da9b0d3: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_session_start

drupal_session_startRun #517c75d3de7c7Run #517c76da9b0d3DiffDiff%
Number of Function Calls1 -1 -100.0%
Incl. Wall Time (microsec)137 -137 -100.0%
Incl. Wall Time (microsec) per call 137 N/A -137 -100.0%
Excl. Wall Time (microsec)22 -22 -100.0%
Incl. CPU (microsecs)138 -138 -100.0%
Incl. CPU (microsecs) per call 138 N/A -138 -100.0%
Excl. CPU (microsec)13 -13 -100.0%
Incl. MemUse (bytes)13,592 -13,592 -100.0%
Incl. MemUse (bytes) per call 13,592 N/A -13,592 -100.0%
Excl. MemUse (bytes)1,464 -1,464 -100.0%
Incl. PeakMemUse (bytes)9,688 -9,688 -100.0%
Incl. PeakMemUse (bytes) per call 9,688 N/A -9,688 -100.0%
Excl. PeakMemUse (bytes)1,336 -1,336 -100.0%

Parent/Child Regression/Improvement report for drupal_session_start [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_session_start-1 -20.0% -137 -0.1% -138 -0.1% -13,592 -5.6% -9,688 -2.7%
Exclusive Metrics Diff for Current Function-22 -16.1% -13 -9.4% -1,464 -10.8% -1,336 -13.8%
Parent function
drupal_session_commit-1 -100.0% -137 -100.0% -138 -100.0% -13,592 -100.0% -9,688 -100.0%
Child functions
session_start-1 -25.0% -100 -73.0% -101 -73.2% -9,408 -69.2% -6,360 -65.6%
drupal_session_started-2 -50.0% -13 -9.5% -17 -12.3% -1,896 -13.9% -1,512 -15.6%
drupal_is_cli-1 -25.0% -2 -1.5% -7 -5.1% -824 -6.1% -480 -5.0%