Re: re[2]: Clusterwide pids

["Albert D. Cahalan" <acahalan@cs.uml.edu>]

Jordi Polo writes:
> El Jueves 12 Julio 2001 21:15, escribiste:

>> The issue, as I mentioned earlier, is when/how does a node get a node
>> number. The DLCP idea is interesting.  Another option is something in lilo
>> or ram disk. Specifying it must be in /etc is bad for those of us with a
>> single root. I like the idea of a "cluster" system call.  One of the
>> subcommands of it would be set your node number.  Different cluster
>> implementations could gather that number from different places.
>
> even with a single root you're having diferent configurations for
> every machine (ip, inittab ...) so just add a new file with the
> node id. If you are managing all the cluster nodes, you can just
> give every node a different number,

Huh? If you add a new file, it appears everywhere. If you edit
that file, it changes everywhere. Single root means just that.
("root" being the filesystem root, not the user root)

> the problem comes when you just want to connect your laptop to the 
> cluster and you have no idea about what node numbers are being used.  

You can't do that really, and you wouldn't want to. This type of
cluster appears to be a single machine.


Linux-cluster: generic cluster infrastructure for Linux
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