Diff Report
Run #519fe7ae1f6cc: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fe8bb569af: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_send_headers

drupal_send_headersRun #519fe7ae1f6ccRun #519fe8bb569afDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)92 68 -24 -26.1%
Incl. Wall Time (microsec) per call 92 68 -24 -26.1%
Excl. Wall Time (microsec)47 33 -14 -29.8%
Incl. CPU (microsecs)94 71 -23 -24.5%
Incl. CPU (microsecs) per call 94 71 -23 -24.5%
Excl. CPU (microsec)29 23 -6 -20.7%
Incl. MemUse (bytes)7,672 7,672 0 0.0%
Incl. MemUse (bytes) per call 7,672 7,672 0 0.0%
Excl. MemUse (bytes)1,664 1,664 0 0.0%
Incl. PeakMemUse (bytes)5,936 5,936 0 0.0%
Incl. PeakMemUse (bytes) per call 5,936 5,936 0 0.0%
Excl. PeakMemUse (bytes)2,152 2,152 0 0.0%

Parent/Child Regression/Improvement report for drupal_send_headers [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_send_headers0 N/A% -24 -2.0% -23 -4.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-14 -58.3% -6 -26.1% 0 N/A% 0 N/A%
Parent function
drupal_add_http_header0 N/A% -24 -100.0% -23 -100.0% 0 N/A% 0 N/A%
Child functions
drupal_static0 N/A% -9 -37.5% -9 -39.1% 0 N/A% 0 N/A%
drupal_get_http_header0 N/A% -1 -4.2% -1 -4.3% 0 N/A% 0 N/A%
header0 N/A% 0 0.0% -1 -4.3% 0 N/A% 0 N/A%
_drupal_set_preferred_header_name0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
strtolower0 N/A% 0 0.0% -6 -26.1% 0 N/A% 0 N/A%