[xcat-user] Management node can't communicate with AMM using
rpower, other commands
Mike Waldron
mwaldron at email.unc.edu
Tue Sep 2 17:40:27 MDT 2008
Forgot to list pertinent table info.
# tabdump nodelist
#node,groups,status,comments,disable
"bcmm15","all,mm,blade",,,
"b15n01","all,compute,blade",,,
"b15n02","all,compute,blade",,,
"bcsw1","all,bcsw",,,
"bcsw2","all,bcsw",,,
# tabdump nodehm
#node,power,mgt,cons,termserver,termport,conserver,serialport,serialspeed,serialflow,getmac,comments,disable
"b15n01","blade","blade","blade",,,"b15n01","1","19200","hard","blade",,
"b15n02","blade","blade","blade",,,"b15n01","1","19200","hard","blade",,
"bcmm15",,"blade",,,,,,,,,,
# tabdump mp
#node,mpa,id,comments,disable
"b15n01","bcmm15","1",,
"b15n02","bcmm15","2",,
"bcmm15","bcmm15","0",,
# tabdump mpa
#mpa,username,password,comments,disable
"bcmm15","xcat","**********",,
# tabdump noderes
#node,servicenode,netboot,tftpserver,nfsserver,monserver,kernel,initrd,kcmdline,nfsdir,serialport,installnic,primarynic,xcatmaster,current_osimage,next_osimage,comments,disable
"compute","b15n01","pxe","b15n01","b15n01",,,,,,,"eth1","eth1","b15n01",,,,
# tabdump nodetype
#node,os,arch,profile,nodetype,comments,disable
"b15n01","rhels5","x86_64","compute","blade,osi",,
"b15n02","rhels5","x86_64","compute","blade,osi",,
"bcmm15",,,,"mm",,
# tabdump passwd
#key,username,password,comments,disable
"omapi","xcat_key","*************************************",,
"blade","xcat","***********",,
Replaced keys or passwords with *************
Mike Waldron
Systems Specialist
ITS Research Computing
University of North Carolina at Chapel Hill
CB #3420, ITS Manning, Rm 2509
Office: 919-962-9778
Mike Waldron wrote:
> I followed the steps in the xCAT 2 Cookbook for Linux to install xCAT
> 2 and a simple bladecenter cluster.
>
> In my initial setup, I have a BladeCenterH chassis using 2 of the
> blades. My management module which is an AMM is called bcmm15, my
> management node is the first blade, called b15n01, and the compute
> node is the second blade, called b15n02.
>
> I have a communication problem. In section 4.6 of the cookbook, when
> I run "rpower bcmm15 reset", I get the error:
> "bcmm15: Error: Cannot communicate with bcmm15". The setup steps prior
> to this point all worked fine.
>
> I don't know what I'm missing. Previously in my attempts with xCAT
> 1.3, I setup ssh and snmp using these commands:
> # ssh xcat at bcmm15 "users -1 -ap sha -pp des -ppw PASSW0RD -T mm[1]"
> # ssh xcat at bcmm15 "users -1 -at set -T mm[1]"
> # ssh xcat at bcmm15 "users -1 -pk -add $(awk '{print $1 " " $2}'
> /root/.ssh/id_rsa.pub) -T mm[1]"
> # ssh xcat at bcmm15
> system> env -T system:mm[1]
> system:mm[1]> snmp -a3 -on -t -on -c1 public -c1i1 0.0.0.0 -ca1 set
> system:mm[1]> exit
>
> I can ssh to bcmm15, and also the test command "psh -l xcat bcmm15
> info -T mm[1]" works, although it always exits with error code 70
> after the command is complete.
>
> Any ideas?
>
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