Ahhh..... That works! Thanks a lot for the tip. (It tooks me several days to reinstall everything again and again. I should have asked earlier.)
Chen Xiang > You need to rescan the scsi bus in the guest, somthing similar to: > > echo "- - -" > /sys/class/scsi_host/host0/scan > > host0 is you scsi adapter.... > > > Cheers > > > > On Thu, Apr 18, 2013 at 11:27 AM, <[email protected]> wrote: > >> Hi all, >> >> I am having problem trying to hotplug a second disk to my VM's. I have a >> three-server setup, one running the front end, and the other two as the >> nodes. I am able to create VM's, doing live migrations, as well as other >> VM life cycle management tasks with CentOS 6.3 and Ubuntu 12.04 guests. >> Howver, when I try to hot plug a second disk for a VM, SunStone says >> that >> the operation is successful, but the second disk can not be found within >> the VM. (Disk availability verified by fdisk -l command.) >> >> The datablock was created from SunStone, in RAW format. If I add the >> datablock image to a VM template, the VM would boot with the second disk >> just fine. So, that datablock is working. >> >> /etc/libvirt/libvirtd.conf >> >> unix_sock_group = "cloud" >> >> /etc/libvirt/qemu.conf >> >> vnc_listen = "0.0.0.0" >> user = "root" >> group = "root" >> dynamic_ownership = 0 >> >> Yes I do change the ownership of /var/run/libvirt/libvirt-sock to group >> cloud. >> >> The log for the hot plug operation: >> >> Thu Apr 18 17:26:24 2013 [VMM][I]: clone: Cloning >> /srv/cloud/one/var/datastores/1/b5e9aa35fbcb4ecf07f64e5d08852144 in >> 192.168.100.113:/srv/cloud/one/var//datastores/0/6/disk.2 >> Thu Apr 18 17:26:24 2013 [VMM][I]: ExitCode: 0 >> Thu Apr 18 17:26:24 2013 [VMM][I]: Successfully execute transfer manager >> driver operation: tm_attach. >> Thu Apr 18 17:26:25 2013 [VMM][I]: ExitCode: 0 >> Thu Apr 18 17:26:25 2013 [VMM][I]: Successfully execute virtualization >> driver operation: attach_disk. >> Thu Apr 18 17:26:25 2013 [VMM][I]: VM Disk successfully attached. >> >> Then I look inside the VM via fdisk -l, the second disk is not there. >> >> I try the same operation on 3.6, 3.8.3, and 3.9.80, all failed. What >> else >> can be wrong? >> >> Thanks a lot. >> >> Chen Xiang >> >> >> >> _______________________________________________ >> Users mailing list >> [email protected] >> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org >> > > > > -- > Ruben S. Montero, PhD > Project co-Lead and Chief Architect > OpenNebula - The Open Source Solution for Data Center Virtualization > www.OpenNebula.org | [email protected] | @OpenNebula > _______________________________________________ Users mailing list [email protected] http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
