Rocks is a Linux distribution aimed at cluster computing.
Rocks is a Linux distribution aimed at cluster computing. The official website can be found at http://www.rocksclusters.org/
Questions tagged [rocks]
26 questions
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1 answer
Rocks cluster head node DNS failure. Compute nodes unable to resolve hostnames
I've been tasked with maintaining a Rocks (Centos 6.2 based) cluster where the head node is configured with a static IP to the public network and acts as a NAT router for the compute nodes on the internal private network. The nodes are connected to…
genericPC
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How can I run my MPI code with several nodes?
I have a ROCKS Cluster with 1 frontend and 2 nodes (compute-0-1, compute-0-4) and. I can run my code only in frontend but when I try to run my code whit the nodes of many ways:
output by console of frontend
It always returns me:
mpirun was unable to…
ladyy27
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:rocks scene invalid and crashing. what's wrong with the batch code?
Basically, I've been working on a game that allows you to create a world. It's extremely new and I've been working on it for about 30 minutes. The third-party external programs are cmdmenusel and CHOICE. At the rocks scene, ( :rocks ), when I click…
user7039042
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1 answer
Ulimit chnage after reboot as no effect
I have changed /etc/security/limits.com and rebooted the machine remotely, However, after the boot, the nproc parameter has still the old value.
[ost@compute-0-1 ~]$ cat /etc/security/limits.conf
* - memlock -1
* - stack -1
* - …
mahmood
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2 answers
Rocks installation, Disc not found
I have a problem with rocks 6.2 installation from DVD. I am using jumbo (DVD). At the same begin when everything is starts my CDROM is opening and i got information "Disc Not Found". However installation is start from this CDROM (DVD). Can someone…
Sławomir Sawicki
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Can Python and DISCO be installed easily on a Rocks 6.2 cluster?
I'm looking for a way to quickly and easily build a compute cluster using cheap pcs (all identical hardware). Rocks looks like a possible solution, but I need to be able to run Python 3.4 programs on the nodes, and need to set up DISCO on the…
PTTHomps
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Missing /opt/rocks/bin/python
I am new to using Rocks cluster. The rocks-devel package was deleted while doing a
yum remove freetype
Now when I'm trying to install rocks-devel-env-6.0-1.x86_64.rpm I'm getting an error
error: Failed dependencies:
/opt/rocks/bin/python is needed…
abcdef
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1 answer
Reinstalling rocks
I am new to using Rocks cluster. Recently, I tried to install a newer version of freetype. Before doing so, I did a yum remove freetype. On doing this all the softwares which were dependent on freetype were deleted including rocks. Later on, I found…
abcdef
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ssh wait for script to finish
I am using the following script to start a process on a node.
from the main node:
for dir in n9 n18 n27 n40
do
node=compute-2-10
ssh $node "cd $dir ; nohup ./process.sh > WATCHDOG-$dir &"
done
the thing is that when I connect to compute-2-10…
Samanosuke Akechi
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Considerations when porting a MS VC++ program (single machine) to a rocks cluster
I am trying to port a MS VC++ program to run on a rocks cluster! I am not very good with linux but I am eager to learn and I imagine porting it wouldn't be an impossible task for me. However, I do not understand how to take advantage of the cluster…
Mel
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1 answer
Rocks Cluster Distribution - How do you install an .rpm manually in the post install script
One of my rpms can yum install properly when done manually, but for some reason it is breaking the install process when I reboot a node after making a new distribution including that particular package.
I am wondering if I can circumvent the issue…
aafc
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