[torqueusers] What is cartwire.ncsa.uiuc.edu?

Dave Jackson jacksond at clusterresources.com
Mon Oct 17 11:16:34 MDT 2005


Lorenzo,

  This string does not exist in the original distribution.  Are you
using an RPM, debian, or other style binary build?  If you are using a
binary distribution, do you know who packaged it?

Dave

On Mon, 2005-10-17 at 17:53 +0200, Lorenzo Campo wrote:
> Hi all,
> I installed and configure torque1.2.0p6 on my 16-processor Fedora Core 3 
> cluster, but a strange thong happens. All nodes are free (by pbsnodes -a) 
> but when I try to submit a job on 4 processors, the job try to run, the 
> reults in the .out file (the .err file is empty) are:
> 
> p0_7109: (60.382862) Procgroup:
> p0_7109: (60.382985)     entry 0: medusa003.dicea.unifi.it 0 0 
> /home/berna/./helloMpi berna
> p0_7109: (60.383012)     entry 1: cartwire.ncsa.uiuc.edu 1 1 
> /home/berna/./helloMpi berna
> p0_7109: (60.383035)     entry 2: cartwire.ncsa.uiuc.edu 1 2 
> /home/berna/./helloMpi berna
> p0_7109: (60.383063)     entry 3: cartwire.ncsa.uiuc.edu 1 3 
> /home/berna/./helloMpi berna
> p0_7109:  p4_error: Could not gethostbyname for host 
> cartwire.ncsa.uiuc.edu; may be invalid name
> : 61
> 
> Why it tries to connect to cartwire.ncsa.uiuc.edu (and WHAT IS 
> cartwire.ncsa.uiuc.edu, I never put such an address in none of my files in 
> my cluster)? With 2 processor (same program) I obtain:
> 
> p0_9131: (60.758792) Procgroup:
> p0_9131: (60.758893)     entry 0: medusa001.dicea.unifi.it 0 0 
> /home/berna/./helloMpi berna
> p0_9131: (60.758916)     entry 1: cartwire.ncsa.uiuc.edu 1 1 
> /home/berna/./helloMpi berna
> p0_9131:  p4_error: Could not gethostbyname for host 
> cartwire.ncsa.uiuc.edu; may be invalid name
> : 61
> 
> 
> and so on. What's going on? Where in the PBS is put this 
> "cartwire.ncsa.uiuc.edu" and how I can to avoid this? It seems that it 
> takes only the n-th processor of my cluster (the second if I request 2 
> processors, the third if I request 3, and so on) and then it tries to 
> submit to this external address.
> Any idea?
> Thank you
> Lorenzo Campo
> 
> 
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