Diff Report
Run #519ff7de62889: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519ff693b4ca2: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for _drupal_set_preferred_header_name

_drupal_set_preferred_header_nameRun #519ff7de62889Run #519ff693b4ca2DiffDiff%
Number of Function Calls6 6 0 0.0%
Incl. Wall Time (microsec)25 27 2 8.0%
Incl. Wall Time (microsec) per call 4 5 0 8.0%
Excl. Wall Time (microsec)22 24 2 9.1%
Incl. CPU (microsecs)34 35 1 2.9%
Incl. CPU (microsecs) per call 6 6 0 2.9%
Excl. CPU (microsec)28 28 0 0.0%
Incl. MemUse (bytes)4,128 4,128 0 0.0%
Incl. MemUse (bytes) per call 688 688 0 0.0%
Excl. MemUse (bytes)3,248 3,248 0 0.0%
Incl. PeakMemUse (bytes)1,680 1,680 0 0.0%
Incl. PeakMemUse (bytes) per call 280 280 0 0.0%
Excl. PeakMemUse (bytes)1,248 1,248 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% 2 0.2% 1 0.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function2 100.0% 0 0.0% 0 N/A% 0 N/A%
Parent functions
drupal_add_http_header0 N/A% 2 100.0% 1 100.0% 0 N/A% 0 N/A%
drupal_send_headers0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child function
strtolower0 N/A% 0 0.0% 1 100.0% 0 N/A% 0 N/A%