zero kern.ipc.nsfbufs on amd64

[Yar Tikhiy]

On Thu, Nov 23, 2006 at 03:05:09PM +0300, Anton Yuzhaninov wrote:
> Hello All,
> 
> Why on AMD64 kern.ipc.nsfbufs always zero:
> 
> # sysctl kern.ipc | fgrep nsfbufs
> kern.ipc.nsfbufsused: 0
> kern.ipc.nsfbufspeak: 0
> kern.ipc.nsfbufs: 0
> # netstat -m | fgrep sfbufs
> 0/0/0 sfbufs in use (current/peak/max)
> 0 requests for sfbufs denied
> 0 requests for sfbufs delayed
> # uname -srim
> FreeBSD 6.0-RELEASE amd64 GENERIC
> 
> Is this mean, that on amd64 nsfbufs have no limit?

amd64 and ia64 neither need nor use nsfbufs.  See
http://www.usenix.org/events//usenix05/tech/general/full_papers/elmeleegy/elmeleegy_html/index.html

-- 
Yar