Diff Report
Run #51a191a350534: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a19275db084: XHProf Run (Namespace=drupal-perf-ezeedub)
Tip
Click a function name below to drill down.

Regression/Improvement summary for _drupal_set_preferred_header_name

_drupal_set_preferred_header_nameRun #51a191a350534Run #51a19275db084DiffDiff%
Number of Function Calls2 4 2 100.0%
Incl. Wall Time (microsec)14 28 14 100.0%
Incl. Wall Time (microsec) per call 7 7 0 0.0%
Excl. Wall Time (microsec)13 26 13 100.0%
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)1,772 2,060 288 16.3%
Incl. MemUse (bytes) per call 886 515 -371 -41.9%
Excl. MemUse (bytes)1,312 1,580 268 20.4%
Incl. PeakMemUse (bytes)0 1,628 1,628 N/A%
Incl. PeakMemUse (bytes) per call 0 407 407 N/A%
Excl. PeakMemUse (bytes)0 1,260 1,260 N/A%

Parent/Child Regression/Improvement report for _drupal_set_preferred_header_name [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_set_preferred_header_name2 66.7% 14 0.0% 0 0.0% 288 0.1% 1,628 0.3%
Exclusive Metrics Diff for Current Function13 92.9% 0 N/A% 268 93.1% 1,260 77.4%
Parent functions
drupal_add_http_header1 50.0% 10 71.4% 0 N/A% 56 19.4% 1,008 61.9%
drupal_send_headers1 50.0% 4 28.6% 0 N/A% 232 80.6% 620 38.1%
Child function
strtolower1 100.0% 1 7.1% 0 N/A% 20 6.9% 368 22.6%