Diff Report
Run #517c1bb406b02: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c1c27a12c9: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for session_write_close

session_write_closeRun #517c1bb406b02Run #517c1c27a12c9DiffDiff%
Number of Function Calls1 -1 -100.0%
Incl. Wall Time (microsec)4,903 -4,903 -100.0%
Incl. Wall Time (microsec) per call 4,903 N/A -4,903 -100.0%
Excl. Wall Time (microsec)190 -190 -100.0%
Incl. CPU (microsecs)1,990 -1,990 -100.0%
Incl. CPU (microsecs) per call 1,990 N/A -1,990 -100.0%
Excl. CPU (microsec)189 -189 -100.0%
Incl. MemUse (bytes)90,496 -90,496 -100.0%
Incl. MemUse (bytes) per call 90,496 N/A -90,496 -100.0%
Excl. MemUse (bytes)1,264 -1,264 -100.0%
Incl. PeakMemUse (bytes)310,064 -310,064 -100.0%
Incl. PeakMemUse (bytes) per call 310,064 N/A -310,064 -100.0%
Excl. PeakMemUse (bytes)84,512 -84,512 -100.0%

Parent/Child Regression/Improvement report for session_write_close [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
session_write_close-1 -33.3% -4,903 -1.7% -1,990 -1.7% -90,496 -20.3% -310,064 -54.5%
Exclusive Metrics Diff for Current Function-190 -3.9% -189 -9.5% -1,264 -1.4% -84,512 -27.3%
Parent function
drupal_session_commit-1 -100.0% -4,903 -100.0% -1,990 -100.0% -90,496 -100.0% -310,064 -100.0%
Child functions
_drupal_session_write-1 -50.0% -4,710 -96.1% -1,797 -90.3% -88,400 -97.7% -225,552 -72.7%
_drupal_session_close-1 -50.0% -3 -0.1% -4 -0.2% -832 -0.9% 0 0.0%