discusion related to cluster mecanism.

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21
votes
1answer
26k views

How does tcp-keepalive work in ssh?

I am trying to code a shell-script that uses a ssh-connection for doing "heartbeats". I want to terminate the client- and server-side of that connection after a certain timeout (after the connection ...
33
votes
1answer
2k views

How do I distribute a large download over multiple computers?

I need to download a large file (1GB). I also have access to multiple computers running Linux, but each is limited to a 50kB/s download speed by an admin policy. How do I distribute downloading this ...
3
votes
1answer
40 views

NFS file with same name but different content depending on host

I have cluster using NFS with a program myprogram which writes to a fixed location, e.g. /home/sharedfs/somedir/somefile.txt. This means that if you run myprogram from each node, they all write to the ...