Re: [ovirt-users] Host non-responsive - All VMs shutdown

I saw that, but my entire environment is running on a single host (Even the data domain is on the same host). How would it be possible for the host to basically stop talking with itself? Isn't that a little peculiar?

On Thu, Aug 24, 2017 at 4:09 PM, Douglas Landgraf <dlandgra(a)redhat.com&gt; wrote: > > On Thu, Aug 24, 2017 at 3:32 PM, Wesley Stewart <wstewart3(a)gmail.com&gt; > wrote: > > I have noticed this a couple times now. digging through the logs, it > > looks > > like the host decided to become unresponsive: > > > > 2017-08-24 12:09:05,365-04 INFO > > [org.ovirt.engine.core.bll.VdsEventListener] > > (org.ovirt.thread.pool-6-thread-5) [56defee2] > > ResourceManager::vdsNotResponding entered for Host > > 'a1bf54c1-2890-4aae-a23d-c83ea2c664d2', 'Host IP' > > > Looks like the network is down in the host: > > Failed to refresh VDS, network error, continuing, > vds='OVIRT-Host'(a1bf54c1-2890-4aae-a23d-c83ea2c664d2): > java.net.SocketException: Network is unreachable > > > > > > > Caused by: java.net.ConnectException: Connection refused > > > > There is a lot more, but I thought dropping it into a pastebin would be > > better: > > https://pastebin.com/drPNnsGB > > > > It looks like the host stopped responding somehow but I can't quite tell > > how. Any advice or input would be greatly appreciated! > > > > > Few questions: > > Are you able ping/communicate from host to engine and vice-versa? > In the node, do you have the ovirtmgmt interface up? > what's the output of systemctl status vdsmd -l ? > Did you change the firewall settings? > Which version are you running? Did you upgrade? > > In the hypervisor, the log /var/log/vdsm/vdsm.log might help us too. > > Finally, check in the hypervisor if your vms are really down, ps aux | > grep qemu-kvm should return your vms process > > > -- > Cheers > Douglas