Re: [ClusterLabs] fence_virt architecture? (was: Re: Still Beginner STONITH Problem)

2020-07-19 Thread Strahil Nikolov
My understanding is that fence_xvm is reaching each Hypervisour via multicast (otherwise why multicast ?)... yet I could be simply fooling myself. If the VMs are behind NAT, I think that the simplest way to STONITH is to use SBD over iSCSI. Yet, my KVM knowledge is limited and I didn't

Re: [ClusterLabs] Still Beginner STONITH Problem

2020-07-19 Thread Andrei Borzenkov
02.07.2020 18:18, stefan.schm...@farmpartner-tec.com пишет: > Hello, > > I hope someone can help with this problem. We are (still) trying to get > Stonith to achieve a running active/active HA Cluster, but sadly to no > avail. > > There are 2 Centos Hosts. On each one there is a virtual Ubuntu

[ClusterLabs] fence_virt architecture? (was: Re: Still Beginner STONITH Problem)

2020-07-19 Thread Andrei Borzenkov
18.07.2020 03:36, Reid Wahl пишет: > I'm not sure that the libvirt backend is intended to be used in this way, > with multiple hosts using the same multicast address. From the > fence_virt.conf man page: > > ~~~ > BACKENDS >libvirt >The libvirt plugin is the simplest plugin. It