Re: Low NFS transfer speed

[Antti Kantee <pooka%cs.hut.fi@localhost>]

On Sun Feb 15 2009 at 17:36:39 +0200, markucz%gmail.com@localhost wrote:
> Hi folks,
> 
> I have an annoying problem with NFS. Here's the network setup:
> 
> Linux NFS server <--- 100 Mbps link ---> NetBSD NFS client
> 
> I have this configuration:
> - Server is running rpcbind, rpc.nfsd, rpc.lockd, rpc.statd,
>   rpc.mountd, rpc.idmapd, rpc.rquotad.
>     /etc/exports:
>         /export/nfs 192.168.1.0/255.255.255.0(rw,insecure,sync)
> 
> - Client is running rpcbind, rpc.lockd, rpc.statd.
>     /etc/rc.conf:
>         lockd=YES
>         statd=YES
>         rpcbind=YES
>         nfs_client=YES
>     /etc/fstab:
>         linux:/export/nfs /mnt/nfs nfs rw,tcp,intr,rsize=32768,wsize=32768 0 0
> 
> Things work, but all transfers are incredibly slow. I ran tcpdump on the
> server side and I got this:

What is "incredibly slow"?  What version of NetBSD?

(general question because i'm too lazy to look at the code at the moment:
does rsize and wsize make a difference on tcp mounts?)