Diff Report
Run #519c60f26cf68: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c6200dd578: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_send_headers

drupal_send_headersRun #519c60f26cf68Run #519c6200dd578DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)69 76 7 10.1%
Incl. Wall Time (microsec) per call 69 76 7 10.1%
Excl. Wall Time (microsec)30 38 8 26.7%
Incl. CPU (microsecs)71 79 8 11.3%
Incl. CPU (microsecs) per call 71 79 8 11.3%
Excl. CPU (microsec)21 30 9 42.9%
Incl. MemUse (bytes)4,184 4,184 0 0.0%
Incl. MemUse (bytes) per call 4,184 4,184 0 0.0%
Excl. MemUse (bytes)856 856 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_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% 7 0.1% 8 0.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function8 114.3% 9 112.5% 0 N/A% 0 N/A%
Parent function
drupal_add_http_header0 N/A% 7 100.0% 8 100.0% 0 N/A% 0 N/A%
Child functions
header0 N/A% -3 -42.9% -3 -37.5% 0 N/A% 0 N/A%
drupal_static0 N/A% 2 28.6% 1 12.5% 0 N/A% 0 N/A%
strtolower0 N/A% 0 0.0% 1 12.5% 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%
drupal_get_http_header0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%