[Rocks-Discuss] Problem removing a dead compute node

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Liyong Tan

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Feb 22, 2012, 1:47:02 AM2/22/12
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Hi all

I am currently running a small cluster. One of the host on my cluster has
broken down and hence cannot be accessed.

I want to remove this host using the "rocks remove host" command, but I
encounter an error telling me that cannot resolve host.

I can understand this since the host cannot be contacted, but is there
anyway I can get around the problem and remove host information from the
database even without connection to the host?

Thanks.
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Hung-Sheng Tsao (laoTsao)

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Feb 22, 2012, 6:12:50 AM2/22/12
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hi
which version of rocks?
what is the error?

Sent from my iPad

"Hung-Sheng Tsao (Lao Tsao 老曹) Ph.D."

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Feb 22, 2012, 6:31:28 AM2/22/12
to Discussion of Rocks Clusters
try insert-ethers --remove <hostname>

--
Hung-Sheng Tsao Ph D.
Founder& Principal
HopBit GridComputing LLC
cell: 9734950840

http://laotsao.blogspot.com/
http://laotsao.wordpress.com/
http://blogs.oracle.com/hstsao/

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Liyong Tan

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Feb 22, 2012, 8:45:27 PM2/22/12
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Thanks for the help. That did the trick.

By the way, what's the difference between rocks remove host and
insert-ethers --remove?

On 22 February 2012 19:31, "Hung-Sheng Tsao (Lao Tsao 老曹) Ph.D." <
lao...@gmail.com> wrote:

URL: https://lists.sdsc.edu/pipermail/npaci-rocks-discussion/attachments/20120223/d8663161/attachment.html

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