Diff Report
Run #51a9459592df6: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51a944519b58c: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for _drupal_set_preferred_header_name

_drupal_set_preferred_header_nameRun #51a9459592df6Run #51a944519b58cDiffDiff%
Number of Function Calls6 6 0 0.0%
Incl. Wall Time (microsec)14 25 11 78.6%
Incl. Wall Time (microsec) per call 2 4 2 78.6%
Excl. Wall Time (microsec)14 22 8 57.1%
Incl. CPU (microsecs)18 31 13 72.2%
Incl. CPU (microsecs) per call 3 5 2 72.2%
Excl. CPU (microsec)14 24 10 71.4%
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)0 0 0 N/A%
Incl. PeakMemUse (bytes) per call 0 0 0 N/A%
Excl. PeakMemUse (bytes)0 0 0 N/A%

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% 11 0.1% 13 0.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function8 72.7% 10 76.9% 0 N/A% 0 N/A%
Parent functions
drupal_add_http_header0 N/A% 8 72.7% 9 69.2% 0 N/A% 0 N/A%
drupal_send_headers0 N/A% 3 27.3% 4 30.8% 0 N/A% 0 N/A%
Child function
strtolower0 N/A% 3 27.3% 3 23.1% 0 N/A% 0 N/A%