Cluster advice

Forum: LinuxTotal Replies: 4
Author Content
techiem2

Oct 06, 2008
12:48 PM EST
Ok, so a friend is working on his Masters and is going to do something on clusters, thus giving us an excuse to build one. :)
The plan is to gather what old machines we have around and run clusterknoppix on them (nice and easy to setup).
We are trying to figure out what we could actually do with it though to test the performance and such once it's running.
Any suggestions?
gus3

Oct 06, 2008
1:25 PM EST
Been there, done that. Things to test:

failover speed and reliability

performance before and after failover

depending on the cluster's service(s), you should test each service offered (NFS or Samba? maybe. WWW? definitely. Database? probably.)
Sander_Marechal

Oct 06, 2008
2:00 PM EST
According to [HYPERLINK@www.ibm.com] you could test with LINPACK. [HYPERLINK@osdir.com] says slbench but it's a really old post. Just google for "Linux cluster benchmark" and see what other people used.
tqk

Oct 07, 2008
8:00 PM EST
Quoted:
We are trying to figure out what we could actually do with it though to test the performance and such once it's running.

I find dnetc from [HYPERLINK@distributed.net] pretty much sucks every last cycle out of the boxes I've tried it on. It's compute intensive, not I/O.
techiem2

Oct 07, 2008
8:03 PM EST
ah, dnetc is still around eh?
My friend friend checked boinc and it doesn't do clusters.
I seem to recall dnetc did...

Good suggestions all around so far. Thanks guys!
Hopefully we'll start building in the next couple weeks (assuming life agrees with us)

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