Diff Report
Run #52e436ce9c71d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e4374042ace: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for _drupal_set_preferred_header_name

_drupal_set_preferred_header_nameRun #52e436ce9c71dRun #52e4374042aceDiffDiff%
Number of Function Calls6 6 0 0.0%
Incl. Wall Time (microsec)18 19 1 5.6%
Incl. Wall Time (microsec) per call 3 3 0 5.6%
Excl. Wall Time (microsec)18 19 1 5.6%
Incl. CPU (microsecs)22 24 2 9.1%
Incl. CPU (microsecs) per call 4 4 0 9.1%
Excl. CPU (microsec)17 16 -1 -5.9%
Incl. MemUse (bytes)2,184 2,184 0 0.0%
Incl. MemUse (bytes) per call 364 364 0 0.0%
Excl. MemUse (bytes)1,208 1,208 0 0.0%
Incl. PeakMemUse (bytes)1,584 1,584 0 0.0%
Incl. PeakMemUse (bytes) per call 264 264 0 0.0%
Excl. PeakMemUse (bytes)1,024 1,024 0 0.0%

Parent/Child Regression/Improvement report for _drupal_set_preferred_header_name [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_set_preferred_header_name0 N/A% 1 0.1% 2 0.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function1 100.0% -1 -50.0% 0 N/A% 0 N/A%
Parent function
drupal_add_http_header0 N/A% 1 100.0% 2 100.0% 0 N/A% 0 N/A%
Child function
strtolower0 N/A% 0 0.0% 3 150.0% 0 N/A% 0 N/A%