Subject: Re: nfs sync, slow
To: None <firstname.lastname@example.org>
From: James Sharp <email@example.com>
Date: 12/05/2000 15:43:15
Manuel Bouyer writes:
> On Mon, Dec 04, 2000 at 09:10:08PM -0600, Tracy Di Marco White wrote:
> > I've put together an i386 box running 1.5_ALPHA2. It's exporting a 90GB
> > filesystem via NFS. It's quite quick for things we do directly on the
> > filesystem (ffs+softdep), but if we try to do things via NFS, it's
> > tremendously slower. It's quicker to scp a file then copy it via NFS.
> > The network is 100MB, and watching the hard drive lights when copying
> > things shows that NFS copies things synchonously, while scp and other
> > local accesses make use of the soft updates. I'd like to speed things
> > up, but I don't know how best to do that. Hints, pointers, suggestions
> > welcomed.
> What's the remote system ?
I'm running into the same problems myself. Host machine is NetBSD/i386
1.5_BETA, ffs + async mounting (no softdeps), running on FDDI. Client
machines are an assortment of NetBSD, Linux, and Irix. They all
exhibit the same general slow-write performance (reads are really
The filesystem is on a 23gb fast/wide SCSI drive.