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Might I ask what the intended use is? |
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If you are pushing out commands, there are other tools for that. |
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If you are deploying a job, we use SSH on our 512 node system just fine. |
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Brady Catherman said the following on 2005-11-13 16:46: |
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> ssh -vvv doesn't tell me where the failure happens. For now I have |
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> given up on ssh and am just working on RSH. Seems that nobody knows how |
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> to set RSH up on clusters. Problem is that 500+ ssh sessions can eat p |
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> CPU time on the master in a hurry. Problem is that RSH has no debugging |
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> information at all.. Closest I have gotten is getting xinetd to warn on |
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> startup errors. Whats a guy got to do to get information from his |
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> daemons? =) |
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> |
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> (BTW, Why does everybody shrug off rsh? For clusters its perfectly |
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> acceptable and if the cluster is large enough then its nearly required.) |
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> |
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> |
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> On Nov 13, 2005, at 2:30 PM, Donnie Berkholz wrote: |
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> |
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> Brady Catherman wrote: |
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> | And whats up with the SSH/RSH developers not giving some form of |
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> | debugging method? I mean.. The only thing you get for logging is |
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> login |
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> | notices. I can't find any way to get useful debugging out of RSH. |
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> |
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> Does `ssh -vvv` not give any useful debugging info? |
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> |
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> | Whats most frustrating is that this is effortless on Fedora. Very |
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> | little file modification is needed. |
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> |
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> It might be interesting to look at any patches they apply that they've |
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> failed to send upstream. |
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> |
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> Thanks, |
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> Donnie |
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- -- |
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gentoo-cluster@g.o mailing list |
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>> |
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|
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- -- |
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Brian D. Ropers-Huilman, Director .:. High Performance Computing |
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Networking, Infrastructure, & Research / Information Technology Support |
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Frey Computing Services, Rm. 323 bropers@×××.edu |
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Louisiana State University +1 225.578.3272 (V) |
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Baton Rouge, LA 70803-1900 USA +1 225.578.5362 (F) |
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http://www.lsu.edu/ http://www.cct.lsu.edu/ |
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