Re: [Qemu-discuss] how to setup a watchdog?

2016-01-18 Thread Jakob Bohm
On 16/01/2016 11:43, lejeczek wrote: hi everybody, I tried to get a help on libvirt mailing list but not luck, I hope maybe here? I'm trying Qemu's watchdog. My understanding was that hardware (here qemu's watchdog) would take action, eg. cold reboot) the system if there is no ping from the OS

Re: [Qemu-discuss] Antw: raw block -> RBD live migration

2016-01-18 Thread Nikola Ciprich
So I've done another test and unfortunately I can confirm that this kind of migration leads to data corruption - I've run chkdisk prior to migration, everything went without errors, then tried it after migration and it reported corrupted filesystem indexes again - I needed to reboot the machine and

[Qemu-discuss] Antw: Re: Antw: raw block -> RBD live migration

2016-01-18 Thread Steffen Weißgerber
Hi Nikola, are the virtualisation hosts based on equal hardware (especially cpu)? What are the qemu parameters for the disks? Do you use virtio drivers and caching options? My default is -drive format=rbd,file=rbd:kvm/awv66_c:id=kvm,media=disk,if=virtio,discard=on,cache=writethrough where kv