Diff Report
Run #519d44ffb3845: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d45fd795a4: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_send_headers

drupal_send_headersRun #519d44ffb3845Run #519d45fd795a4DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)68 69 1 1.5%
Incl. Wall Time (microsec) per call 68 69 1 1.5%
Excl. Wall Time (microsec)32 31 -1 -3.1%
Incl. CPU (microsecs)70 71 1 1.4%
Incl. CPU (microsecs) per call 70 71 1 1.4%
Excl. CPU (microsec)25 22 -3 -12.0%
Incl. MemUse (bytes)4,188 4,172 -16 -0.4%
Incl. MemUse (bytes) per call 4,188 4,172 -16 -0.4%
Excl. MemUse (bytes)868 856 -12 -1.4%
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_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% 1 0.0% 1 0.0% -16 -0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-1 -100.0% -3 -300.0% -12 -75.0% 0 N/A%
Parent function
drupal_add_http_header0 N/A% 1 100.0% 1 100.0% -16 -100.0% 0 N/A%
Child functions
drupal_static0 N/A% 1 100.0% 0 0.0% 0 0.0% 0 N/A%
header0 N/A% 1 100.0% 1 100.0% 0 0.0% 0 N/A%
strtolower0 N/A% 0 0.0% 2 200.0% 0 0.0% 0 N/A%
_drupal_set_preferred_header_name0 N/A% 0 0.0% 1 100.0% 0 0.0% 0 N/A%
drupal_get_http_header0 N/A% 0 0.0% 0 0.0% -4 -25.0% 0 N/A%