Dear all： I am new in OpenNEbula.
I have two machines, one is server, and the other one is client1. 1. server ：CentOS 6 + Opennebula 3.0.0 2. client1：CentOS 6 + XEN-kernel(2.6.32.56-1.el6xen.x86_64) +XEN I have a problem about running onehost list the error message is below [oneadmin@server ~]$ tail /var/log/one/oned.log Mon Mar 5 13:57:28 2012 [InM][I]: ExitCode: 255 Mon Mar 5 13:57:28 2012 [InM][E]: Error monitoring host 8 : MONITOR FAILURE 8 Error executing xen.rb Mon Mar 5 13:57:43 2012 [InM][I]: Monitoring host client1 (8) Mon Mar 5 13:57:43 2012 [InM][I]: Command execution fail: 'if [ -x "/var/tmp/one/im/run_probes" ]; then /var/tmp/one/im/run_probes xen 8 client1; else exit 42; fi' Mon Mar 5 13:57:43 2012 [InM][I]: sudo: no tty present and no askpass program specified Mon Mar 5 13:57:43 2012 [InM][E]: Error executing xen.rb Mon Mar 5 13:57:43 2012 [InM][I]: ExitCode: 255 Mon Mar 5 13:57:43 2012 [InM][E]: Error monitoring host 8 : MONITOR FAILURE 8 Error executing xen.rb [oneadmin@server ~]$ tail /var/log/one/oned.log Mon Mar 5 14:05:43 2012 [InM][I]: sudo: no valid sudoers sources found, quitting Mon Mar 5 14:05:43 2012 [InM][E]: Error executing xen.rb Mon Mar 5 14:05:43 2012 [InM][I]: ExitCode: 255 Mon Mar 5 14:05:43 2012 [InM][E]: Error monitoring host 8 : MONITOR FAILURE 8 Error executing xen.rb Mon Mar 5 14:05:44 2012 [ReM][D]: HostPoolInfo method invoked Mon Mar 5 14:05:44 2012 [AuM][D]: Message received: AUTHENTICATE FAILURE 1213 Authentication protocol 'plain' not available Mon Mar 5 14:05:44 2012 [AuM][E]: Auth Error: Authentication protocol 'plain' not available Mon Mar 5 14:05:44 2012 [ReM][E]: [HostPoolInfo] User couldn't be authenticated, aborting call. And should I uncomment the Defaults requiretty in /etc/sudoers file?? Because I uncomment that line. And should I add oneadmin in my sudoers file?? Because I added oneadmin in my sudoers file. So, Why are these errors happened?? Please Help!!! -- Regards, Te - Chin, Chang (張德勤), +886-3-4227151 #57968 Networklab, Computer Science & Information Engineering, National Central University, Jhongli, Taiwan, R.O.C
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