Re: NFS client performance slow with ls

2011-02-11 Thread owen
Problem solved. For historic reasons and our usage patterns, our default mount options turn off attribute caching with "noac". This was because (tested several years ago) we'd make changes on one machine and it would take 15-45 seconds to be noticed by others. This delay time, even with attrib

Re: NFS client performance slow with ls

2011-02-11 Thread Chris Davies
o...@illinois.edu wrote: > I've come across a problem with either Debian or recent Linux > kernels with NFS that I am really confused by. I have an NFS server > (Debian Squeeze) exporting to a large number of users. While setting > up a new computer (Squeeze) as an NFS client, I noticed that it

NFS client performance slow with ls

2011-02-08 Thread owen
Hi all, I've come across a problem with either Debian or recent Linux kernels with NFS that I am really confused by. I have an NFS server (Debian Squeeze) exporting to a large number of users. While setting up a new computer (Squeeze) as an NFS client, I noticed that it was taking ~10 seconds