Diff Report
Run #519c0a965645d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c0a514701f: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_send_headers

drupal_send_headersRun #519c0a965645dRun #519c0a514701fDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)109 72 -37 -33.9%
Incl. Wall Time (microsec) per call 109 72 -37 -33.9%
Excl. Wall Time (microsec)75 33 -42 -56.0%
Incl. CPU (microsecs)111 73 -38 -34.2%
Incl. CPU (microsecs) per call 111 73 -38 -34.2%
Excl. CPU (microsec)69 24 -45 -65.2%
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% -37 -2.5% -38 -4.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-42 -113.5% -45 -118.4% 0 N/A% 0 N/A%
Parent function
drupal_add_http_header0 N/A% -37 -100.0% -38 -100.0% 0 N/A% 0 N/A%
Child functions
drupal_static0 N/A% 5 13.5% 6 15.8% 0 N/A% 0 N/A%
header0 N/A% 0 0.0% 1 2.6% 0 N/A% 0 N/A%
strtolower0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
_drupal_set_preferred_header_name0 N/A% 0 0.0% 1 2.6% 0 N/A% 0 N/A%
drupal_get_http_header0 N/A% 0 0.0% -1 -2.6% 0 N/A% 0 N/A%