[Beowulf] statless compute nodes
cap at nsc.liu.se
Tue Jun 2 04:11:53 PDT 2015
On Mon, 1 Jun 2015 12:29:19 -0400 (EDT)
Mark Hahn <hahn at mcmaster.ca> wrote:
> > I was wondering how stateless node fair with very memory intensive
> >applications. Does it simply require you to have a large amount of
> >RAM to house your file system and program data? or are there other
> it depends. stateless just means stuff isn't installed on local
Or not even that. We extract an image onto a local drive on each boot.
Nodes have no state in this case (the local rootfs essentially just a
cache of the network provided image). This approach I consider
stateless without using RAM or relying on a network-filesystem for os.
> it can be made available two main ways: as an rdimage (single
> blob provided at boot time via PXE) or as some network-mounted
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