Mailinglist Archive: opensuse (3470 mails)

[Ken Schneider <kschneider@xxxxxxxx>]

On Wed, 2003-09-24 at 14:56, fsanta wrote:
> On Wednesday 24 September 2003 20:50, Dylan wrote:
> > On Wednesday 24 September 2003 19:16 pm, fsanta wrote:
> > > On Wednesday 24 September 2003 19:45, Dylan wrote:
> > > > On Wednesday 24 September 2003 18:13 pm, fsanta wrote:
> > > > > When a user logs on they request a mount from the server. Where is
> > > > > that mount? Is it physically copied to the client or are bits of it
> > > > > it NFS'd from the server each time he does something with it or is
> > > > > there a link to it on his machine. . .? We've been getting some very
> > > > > slow progress just recently, with open office under kde and
> > > > > especially as the file count grows on the server.
> > > >
> > > > The files are 'NFS'd' to the client as demanded - effectively. NFS can
> > > > get very slow if the directories have very high file counts (at least,
> > > > I've notices the same effect on directories will 1000+ files.) It may
> > > > also depend on the filesystem you are exporting. You could try using
> > > > the async export option (see man exports)
> > >
> > > Yeah. That's what I thought. Each user has over 1000+ files before they
> > > have done any work under kde. All these have to be pulled in from the
> > > server I expect.
> >
> > Well, only the directory info for each unless a file is opened.
> >
> > >Will try the async tomorrow. BTW we moved from ext3 to
> > > reiser over the summer. I wish I'd never done that.
> >
> > In my experience that is a Bad Move when it comes to NFS
> >
> 
> Do you mean the asnyc or the reiser. I think you mean the latter..I'm stuck 
> with it until our next downtime at Xmas. Anything else I might try? I've been 
> toying with the idea of losing the daisy-chain switches and putting up a nic 

The ideal setup with switches is to have one as the "master" that the
other switches and servers plug into. This should also be the best
switch that you can afford.

> for each switch instead. Would each nic on the server have the same IP? May 
> this improve the NFS throughput?
> Steve.

-- 
Ken Schneider
unix user since 1989
linux user since 1994
SuSE user since 1998