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SubjectRe: SMP/cc Cluster description
> How about creating one node as "master" and write a "cluster network
> filesystem" which uses shared memory as its "network layer".

Right.

> Then boot all other nodes diskless from these cluster network
> filesystems.

Wrong. Give each node its own private boot fs. Then mount /data.

> You can still have shared mmap (which I believe is Larry's toy point)
> between the nodes but you avoid all of the filesystem locking issues,
> because you're going over (a hopefully superfast) memory network
> filesystem.

There is no network, unless you consider the memory interconnect a
network (I think the hardware guys would raise their eyebrows at
that name).

> What I don't like about the approach is the fact that all nodes should
> share the same file system. One (at least IMHO) does not want this for
> at least /etc.

Read through my other postings, I said that things are private by
default.
--
---
Larry McVoy lm at bitmover.com http://www.bitmover.com/lm
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