I suspect problem is in hosts files on the two compute nodes. It starts but no output and "run forever" (CTRL-Z to stop). What could be the problem? Heh - OIC - Network Devices, not Network Services... Source
I assume I'm missing something, I am not an expert sysadmin but I have to deal with. share|improve this answer answered Jan 30 '13 at 13:06 Pavel A 108212 Thanks for answering @Pavel I'll remove the line from /etc/hosts. Subscribe to our monthly newsletter for tech news and trends Membership How it Works Gigs Live Careers Plans and Pricing For Business Become an Expert Resource Center About Us Who We Thanks in advance ubuntu cluster share|improve this question edited Feb 1 '13 at 9:28 asked Jan 30 '13 at 11:21 pacomet 1035 add a comment| 1 Answer 1 active oldest votes
Could large but sparsely populated country control its borders? But now this is a working environment that can not be halted for upgrading, so I need to get this other node running with "old" settings. If it fits better in another stackexchange site please let me know. Join the community of 500,000 technology professionals and ask your questions.
Installation and configuration should be fairly easy, although there is a reasonable chance that any old application code that you are running might not appreciate the additional error checking that modern more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed Have you looked at how these files look on other cluster nodes? –Pavel A Jan 30 '13 at 14:54 Thanks @Pavel ¡¡It's working now!! https://www.experts-exchange.com/questions/24466442/gethostbyname-error-in-REDHAT.html One year ago, on an older Arch computer it worked.The computer is a Fujitsu-Siemens, Quad Core, 2.41 GHz, 4 GB RAM, HDD 500 GB, GFORCE 7600 video.
Here's some more info: [root at blue92 ~]# mpiexec -version Version 0.80, configure options: '--prefix=/usr/local/mpiexec-0.80' [root at blue92 ~]# mpichversion MPICH Version: 1.2.7p1 MPICH Release date: $Date: 2005/11/04 11:54:51$ MPICH Patches Buy any of our top-rated backup solutions &get up to 2TB free cloud per system! Is every parallelogram a rectangle ?? I changed it later to NASSAU.
Thanks for the reply - I had not seen this problem before and thought it might have something to do with that dot-extension to the host name since that seems also You can find error log, hosts and resolv.conf here. I get a similar "Could not gethostbyname for host OS121-TY3" error with Openmpi's mpirun command. I'll add the file to the question so it could help other users.
I don't edit resolv.conf by hand. http://sinistro.org/could-not/could-not-load-host-key-etc-ssh-host-ecdsa-key-windows.html Do I missed something? Reply With Quote 21-Dec-2013,10:31 #8 nrickert View Profile View Forum Posts View Blog Entries View Articles Flux Capacitor Penguin Join Date Aug 2010 Location Chicago suburbs Posts 8,561 Re: confused by I get a similar "Could not gethostbyname for host OS121-TY3" error with Openmpi's mpirun command.
Why wouldn't the part of the Earth facing the Sun a half year before be facing away from it now at noon? If you are experiencing a similar issue, please ask a related question Suggested Solutions Title # Comments Views Activity problem creating new luks volume on new VM disk 5 60 52d When hiking, why is the right of way given to people going up? http://sinistro.org/could-not/could-not-gethostbyname-for.html After installing Lubuntu 12.04 (Suse 9.2 disks were not available, only 10.2) I tried to reconnect this computer to the cluster: Installed openssh server Run ssh-keygen to ssh without requiring password
TDI Web Log Arbitrary Notes About p4_error: Could not gethostbyname for host Written by gepr onDecember 1, 2009 For awhile now, we've been unable to run using the "-nolocal" flag to Word for fake religious people How should night time be determined and logged in a fast westbound plane? How do I unset/set environmental variables?0MPICH3 not running on multiple mahines: hydra_pmi_poxy error : Exec format error0ipython with MPI clustering using machinefile0mpich cluster test error, unable to change wdir0MPICH Error in
Last edited by vortex59 (2014-03-13 22:14:03) "A scientist is someone whose curiosity survives education's assaults on it" Sir Herman Bondi Offline #2 2013-03-26 11:46:20 Lone_Wolf Member From: Netherlands, Europe Registered: 2005-10-04 I would recommend upgrading to modern MPICH (formerly called MPICH2), v3.0.1 or later. if not then add one. Now it is working fine.
Redirecting the output to a file and editing that file with vi showed me that there was a SPACE on the end of the string returned by gethostname(). Does Wand of the War Mage apply to spells cast from other magic items? That is as per a server edition of Ubuntu OS. Check This Out After runing it I got:user_host = mmArchgethostbyname(gethostname()) = mmArchhostname(/*hardcoded*/ "hostname") failedAny significance? "A scientist is someone whose curiosity survives education's assaults on it" Sir Herman Bondi Offline #11 2013-04-26 09:30:03 Lone_Wolf
How can mpirun have trouble finding my hostname? URL: https://lists.sdsc.edu/pipermail/npaci-rocks-discussion/attachments/20060927/4641e639/attachment.html Previous message: [Rocks-Discuss] insert-ethers problem with RTL8201CL ethernet Next message: [Rocks-Discuss] mpirun from MPICH Gives p4_error: Could notgethostbyname for host compute-0-1 Messages sorted by: [ date ] [ thread Also, I get the same error if I use mpirun. When logged into a compute node I can ping the outside world, and the frontend but not the other compute node.The hosts file on the frontend lists itself and both compute
ld: warning: cannot find entry symbol _start; defaulting to 0000000000404ad0Again: any ideas?Thanks "A scientist is someone whose curiosity survives education's assaults on it" Sir Herman Bondi Offline #7 2013-03-28 10:18:31 progandy It should look something like this: auto eth1 iface eth1 inet static address 192.168.1.3 ... Regarding the dns server I just want to resolve the cluster nodes in thalassa3, only the central node connects to the outer world. –pacomet Jan 31 '13 at 9:05 asked 3 years ago viewed 495 times active 3 years ago Related 0Linux clustering0Can I have a list of software to run a two nodes HA Ubuntu (server) cluster?0CentOS or Ubuntu
The auto eth0 directive would allow the interface to be brought up at boot; 2. Any help or idea will be greatly appreciated, I'll go on searching over the net for a solution. I noticed sysadmins doing this in Windows - adds unnecessary complexity? I will work around.==================That's what I received from ldd ./firefly[[email protected] firefly]$ ldd ./firefly linux-gate.so.1 (0xf77a5000) libm.so.6 => /usr/lib32/libm.so.6 (0xf7745000) libpthread.so.0 => /usr/lib32/libpthread.so.0 (0xf772a000) libc.so.6 => /usr/lib32/libc.so.6 (0xf7579000)
Archives June 2016 March 2016 February 2016 December 2015 September 2015 August 2015 May 2015 April 2015 March 2015 October 2014 September 2014 April 2014 February 2014 January 2014 December 2013 You will have to register before you can post in the forums. (Be aware the forums do not accept user names with a dash "-") Also, logging in lets you avoid How can I turn rolled oats into flour without a food processor? Although /etc/hosts on all nodes has all the correct entries for all nodes.
In the same tab you can click on "Assign Hostname to Loopback IP" tick. I just now checked /etc/hosts and did not see my hostname there. opensuse Leap 42.1; KDE Plasma 5; opensuse tumbleweed; KDE Plasma 5 (test system); Reply With Quote 21-Dec-2013,11:08 #9 robin_listas View Profile View Forum Posts View Blog Entries View Articles Flux Capacitor