Hi. If the node losts nfs host it reboots (acs agent behaviour). If you really have 3 storages, you'll go clusterwide reboot everytime your host is down.
28 окт. 2017 г. 3:02 пользователь "Simon Weller" <swel...@ena.com.invalid> написал: > Hi James, > > > Can you elaborate a bit further on the storage? You say you're running NFS > on all 3 nodes, can you explain how it is setup? > > Also, what version of ACS are you running? > > > - Si > > > > > ________________________________ > From: McClune, James <mcclu...@norwalktruckers.net> > Sent: Friday, October 27, 2017 2:21 PM > To: users@cloudstack.apache.org > Subject: Problems with KVM HA & STONITH > > Hello Apache CloudStack Community, > > My setup consists of the following: > > - Three nodes (NODE1, NODE2, and NODE3) > NODE1 is running Ubuntu 16.04.3, NODE2 is running Ubuntu 16.04.3, and NODE3 > is running Ubuntu 14.04.5. > - Management Server (running on separate VM, not in cluster) > > The three nodes use KVM as the hypervisor. I also configured primary and > secondary storage on all three of the nodes. I'm using NFS for the primary > & secondary storage. VM operations work great. Live migration works great. > > However, when a host goes down, the HA functionality does not work at all. > Instead of spinning up the VM on another available host, the down host > seems to trigger STONITH. When STONITH happens, all hosts in the cluster go > down. This not only causes no HA, but also downs perfectly good VM's. I > have read countless articles and documentation related to this issue. I > still cannot find a viable solution for this issue. I really want to use > Apache CloudStack, but cannot implement this in production when STONITH > happens. > > I think I have something misconfigured. I thought I would reach out to the > CloudStack community and ask for some friendly assistance. > > If there is anything (system-wise) you request in order to further > troubleshoot this issue, please let me know and I'll send. I appreciate any > help in this issue! > > -- > > Thanks, > > James >
