When running you get this message: # systemctl enable nfs-server.service Failed to execute operation: Access denied Solution is to disable selinux or to allow for proper SELinux rules to allow for the above action: # vi /etc/sysconfig/selinux … SELINUX=disabled … # setenforce 0 # getenforce Permissive Alternately see the following post for details on how […]

SSH to esxi (enable ssh via console if not enabled) then: esxcfg-scsidevs -l then  partedUtil delete <DISK> <PARTITION> example: partedUtil delete (Gave invalid partition number) : partedUtil delete /vmfs/devices/disks/naa.600508b1001c7ef7f736cd3dbeb5915d vml.0200010000600508b1001c7ef7f736cd3dbeb5915d4c4f47494341 Cheers, TK

When instantiating VM's through OpenNebula, when logging into those VM's, the VM's may ask you for a password.  The solution here is to edit the template in the GUI and add a context to it including the public SSH key.  Click on the template then Update from the top right hand side buttom row then enter […]

[oneadmin@opennebula01 one]$ tail -f oned.log sched.log ==> sched.log <== Tue Apr 12 21:09:36 2016 [Z0][SCHED][I]: Getting scheduled actions information. Total time: 0.00560014s ==> oned.log <== Tue Apr 12 21:09:36 2016 [Z0][ReM][D]: Req:8160 UID:0 VirtualMachinePoolInfo invoked , -2, -1, -1, -1 Tue Apr 12 21:09:36 2016 [Z0][ReM][D]: Req:8160 UID:0 VirtualMachinePoolInfo result SUCCESS, "<VM_POOL><VM><ID>40<…" ==> sched.log <== […]

When receiving the following on OpenStack or OpenNebula: VNC Failed to connect to server (code: 1006) try the below steps to resolve the issue on either hypervisor manager:

Give it some time for the image to download and create first.  When ready, instantiate again: [oneadmin@opennebula01 1]$ ls -altri total 647896  68474907 drwxrwxr-x 5 oneadmin oneadmin        30 Mar 30 18:58 .. 101870759 -rw-r–r– 1 oneadmin oneadmin 395074048 Mar 31 02:41 2a3d337ded54dcbcc35865daf54e3c9a 101870807 drwxrwxr-x 2 oneadmin oneadmin        84 Mar […]

When receiving these errors in the log files: [oneadmin@opennebula01 one]$ cat 19.log Wed Mar 30 23:59:30 2016 [Z0][DiM][I]: New VM state is ACTIVE. Wed Mar 30 23:59:30 2016 [Z0][LCM][I]: New VM state is PROLOG. Wed Mar 30 23:59:30 2016 [Z0][TM][I]: Command execution fail: /var/lib/one/remotes/tm/shared/clone opennebula01:/var/lib/one//datastores/1/370d6f8205e2d85d328e922d1f356ab7 mdskvm-p01:/var/lib/one//datastores/0/19/disk.0 19 1 Wed Mar 30 23:59:30 2016 [Z0][TM][I]: clone: […]

When trying to enable the NFS service, it returns in an error like this: [root@opennebula01 ~]# systemctl enable nfs Failed to execute operation: No such file or directory [root@opennebula01 ~]# You need to enable something else: [root@opennebula01 ~]# systemctl enable nfs-server.service Created symlink from /etc/systemd/system/multi-user.target.wants/nfs-server.service to /usr/lib/systemd/system/nfs-server.service. And maybe even start it: [root@opennebula01 ~]# systemctl […]

If you get the following issue: Wed Mar 30 22:14:39 2016 [Z0][AuM][I]: Command execution fail: /var/lib/one/remotes/auth/server_cipher/authenticate serveradmin e34bdac1163cc24bd334cc925dc16cf24b716963 **** Wed Mar 30 22:14:39 2016 [Z0][AuM][D]: Message received: LOG E 4 bad decrypt Wed Mar 30 22:14:39 2016 [Z0][AuM][I]: bad decrypt Wed Mar 30 22:14:39 2016 [Z0][AuM][D]: Message received: LOG I 4 ExitCode: 255 Wed Mar […]

When you receive the following errors: [oneadmin@opennebula01 .one]$ /var/lib/one/remotes/tm/shared/clone opennebula01:/var/lib/one//datastores/1/370d6f8205e2d85d328e922d1f356ab7 mdskvm-p01:/var/lib/one//datastores/0/16/disk.0 16 1 INFO: clone: Cloning /var/lib/one/datastores/1/370d6f8205e2d85d328e922d1f356ab7 in mdskvm-p01:/var/lib/one//datastores/0/16/disk.0 ERROR: clone: Command "cd /var/lib/one/datastores/0/16; cp /var/lib/one/datastores/1/370d6f8205e2d85d328e922d1f356ab7 /var/lib/one/datastores/0/16/disk.0" failed: Warning: Permanently added 'mdskvm-p01,192.168.0.60' (ECDSA) to the list of known hosts. cp: cannot stat '/var/lib/one/datastores/1/370d6f8205e2d85d328e922d1f356ab7': No such file or directory ERROR MESSAGE –8<—— Error copying opennebula01:/var/lib/one//datastores/1/370d6f8205e2d85d328e922d1f356ab7 to […]