K 10
svn:author
V 4
fjoe
K 8
svn:date
V 27
2004-06-17T00:08:23.000000Z
K 7
svn:log
V 401
MFC:

sendfile(2)-related statistics that can be viewed through netstat -m:
- The number of times sendfile() had to do disk I/O
- The number of times sfbuf allocation failed
- The number of times sfbuf allocation had to wait
and three sysctl's: kern.ipc.nsfbufs, kern.ipc.nsfbufspeak,
kern.ipc.nsfbufsused that also can be viewed through netstat -m.

Submitted by:	Igor Sysoev <is (at) rambler-co.ru>

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