[nycbug-talk] NFS in FreeBSD

[pete wright]

On 1/3/06, Francisco Reyes <lists at stringsutils.com> wrote:
> pete wright writes:
>
> > I hate to say it but the man pages are probably your best bet with
> > specific utilities like nfsstat.
>
> thanks for the feedback.. one example of when that is not the case (for me)
> was vmstat. Could not make sense of the man page, but once I read Absolute
> BSD.. and the section covering performance. It made much more sense to me.
>

execellent, i'll have to get my hands on that guy...

> > In the past I spent a fair amount of time tuning my NFS servers using
> > ttcp/dd and other basic utilites.
>
> Will take a look at those.
>
> >  I think it really depends on your
> > specific environment.
>
> Mail. IMAP and POP3.
>
> >  I had relativly few clients, but they where
> > writting large files over gig-e.
>
> We have the opposite. Lots of connections... to small files.
>
> > the nfs server, when dealing with large files you want to have as many
> > spindles as possible doing I/O.
>
> The current server predates me and it was done with RAID 5... which is a
> poor choice for lots of small writes. the new server due in productino soon
> will be RAID 10.
>
>

yea that should help, although I imagine with POP/IMAP connections
disk I/O will not begin to be a bottleneck until you get many
connections.  But heck, why not plan for scalability when you can ;)

-p


--
~~o0OO0o~~
Pete Wright
www.nycbug.org
NYC's *BSD User Group