Diff Report
Run #519fc9a1407b3: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fc956834f6: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for drupal_send_headers

drupal_send_headersRun #519fc9a1407b3Run #519fc956834f6DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)38 39 1 2.6%
Incl. Wall Time (microsec) per call 38 39 1 2.6%
Excl. Wall Time (microsec)19 20 1 5.3%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
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)4,408 4,968 560 12.7%
Incl. PeakMemUse (bytes) per call 4,408 4,968 560 12.7%
Excl. PeakMemUse (bytes)1,768 1,840 72 4.1%

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 0.2% 0 0.0% 0 0.0% 560 0.4%
Exclusive Metrics Diff for Current Function1 100.0% 0 N/A% 0 N/A% 72 12.9%
Parent function
drupal_add_http_header0 N/A% 1 100.0% 0 N/A% 0 N/A% 560 100.0%
Child functions
header0 N/A% 0 0.0% 0 N/A% 0 N/A% 0 0.0%
strtolower0 N/A% 0 0.0% 0 N/A% 0 N/A% 0 0.0%
_drupal_set_preferred_header_name0 N/A% 0 0.0% 0 N/A% 0 N/A% 0 0.0%
drupal_get_http_header0 N/A% 0 0.0% 0 N/A% 0 N/A% 488 87.1%
drupal_static0 N/A% 0 0.0% 0 N/A% 0 N/A% 0 0.0%