[Beowulf] looking for good distributed shell program

[Prentice Bisbal]

I use clusterssh, too. It's a great tool for interactive commands, but
for simple, non-interactive commands, I prefer something like gsh or pdsh.

Sjursen,Robert wrote:
> Greetings to all.
> 
> I have come across this tool as well and have used it with success. Please see the link (very grateful to contributor for making available on sourceforge also) below. 
> 
> http://sourceforge.net/projects/clusterssh/
> 
> Regards Robert
> 
> 
> 
> Robert Sjursen
> Department of Imaging Physics
> MD Anderson Cancer Center
> Houston Texas
> 
> 
> 
> -----Original Message-----
> From: beowulf-bounces at beowulf.org [mailto:beowulf-bounces at beowulf.org] On Behalf Of Prentice Bisbal
> Sent: Wednesday, May 12, 2010 4:02 PM
> To: Beowulf Mailing List
> Subject: Re: [Beowulf] looking for good distributed shell program
> 
> Beowulfers,
> 
> I decided to go with this gsh:
> 
> http://outflux.net/unix/software/gsh/
> 
> I looked at pdsh, and it looks powerful, but more complicated, too. This
> gsh does everything I need, and has a simple config file syntax as well
> as exactly the command sytnax I was looking for. I already have it
> completely configured for my environment. And due to the simpler syntax,
> it will be easier to get my coworkers to use it, too. ;)
> 
> Thanks for all your replies. Those of you who voted for pdsh, don't
> worry, you're votes weren't wasted I still plan to tinker with pdsh.
> 
> --
> Prentice
> 
> 
> Prentice Bisbal wrote:
>> Beowulfers,
>>
>> I'm looking for something that isn't exactly cluster-related, but this
>> is something that most cluster admins would be familiar with. I'm
>> looking for a good distributed shell, something similar to tentakel or
>> gsh. I figure all of you probably have recommendations/opinions on the
>> best ones.
>>
>> I'm familiar with tentakel, but I find it lacking in a few areas, and
>> it's recently been abandoned by it's developer. The author of tentakel
>> recommends gsh, but gsh doesn't allow to create pre-defined groups of
>> hosts in a config file.
>>
>> Here's my wish list:
>>
>> 1. Be able to maintain a central config file with different group
>> definitiosn with in it.
>>
>> 2. Run the commands in parallel and organize the output
>>
>> 3. Be able specify the user the command runs as on the command-line, so
>>  I don't have to become root just to run a single command as root.
>>
>> 4. Be able to subtract systems from a group or add additional ones on
>> the commandline. For example, if I have group "cluster", but node05 is
>> down, so I want to omit it and add desktop1 instead, I could do
>> something like.
>>
>> <command> -g cluster-node05+desktop1
>>
>> I used a program with these features about 10 years ago. I think it was
>> gsh or dsh, but the gsh and dsh I've found today, are different than
>> what I used 10 years ago.
>>
>> any recommendations?
>>
>>
> 

-- 
Prentice Bisbal
Linux Software Support Specialist/System Administrator
School of Natural Sciences
Institute for Advanced Study
Princeton, NJ