[Beowulf] Varying performance across identical cluster nodes.

[Michael Di Domenico]

On Wed, Sep 13, 2017 at 2:45 PM, Joe Landman <joe.landman at gmail.com> wrote:
> FWIW:  I gave up on NFS boot a while ago, due in part to problems with
> performance that were hard to track down.  The environment I created to do
> completely ramboot boots at scale, allows me to pivot to NFS if desired
> (boot time switch).  But I rarely use that.  Pure ramboot has been a joy to
> work with as compared to NFS.

seconded.  i switched to a custom ramdisk based image with
copy-on-write a few years ago and never looked back...  nfsroot that's
so 1990's... :)