corosync broke

Hello all, I am running into a seemingly unique issue where my cluster will splitbrain on its own. This happened on last reboot and seemed to start because the /etc/hosts file no longer defined the correct member ips and host names. I fixed that and the cluster will work for about 3 minutes...

Hi all: I had a perfectly healty 5 nodes cluter, and in one of the nodes I was installing ceph. I had isues with the ceph installation (which will posted once I solve this isue). The think is accidentally I've made a mistake deleting the /etc/ceph/ folder on node1 (first node) and tree more...

Hello Everyone! I have a 4 server cluster scenario, that went running fine for 700+ days, but eventually we need to update it, mostly that we want to use PBS and since we are on version 5.4x we want to roll up the servers to version 6. I made an offline lab with the same configurations from...

Hello there, last week I updated my PVE two node Cluster, but after rebooting since a while i ran into some problems: Both nodes currently are online, but keep complaning that there is no quorum. In the webui this looks like this : Anyway from the webui of both nodes i get the actual...

It turned out that the cluster was fine, but when it was shut down and restarted, it broke. When the corosync process was started, the QM command was stuck. I have confirmed that the time synchronization server is working properly. I found these articles, but they don't seem to...