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

_drupal_set_preferred_header_nameRun #51a944519b58cRun #51a9459592df6DiffDiff%
Number of Function Calls6 6 0 0.0%
Incl. Wall Time (microsec)25 14 -11 -44.0%
Incl. Wall Time (microsec) per call 4 2 -2 -44.0%
Excl. Wall Time (microsec)22 14 -8 -36.4%
Incl. CPU (microsecs)31 18 -13 -41.9%
Incl. CPU (microsecs) per call 5 3 -2 -41.9%
Excl. CPU (microsec)24 14 -10 -41.7%
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 Function-8 -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%