corosync.conf

Hello, We have a 7-node hyperconverged cluster that was originally running Corosync on a single ring over eno1 (copper, MTU 1500) without issues. To introduce redundancy, we added a second network using a bonded Mellanox interface (bond0), which is also used for the Ceph public network. The...

Hello all, Recently I downsized my 4 node cluster to just 2 nodes. I had some free IP's now and wanted to switch my secondary node (SystemB) from 10.11.12.108 to 10.11.12.104. Whilst my main node (SystemA) lives on 10.11.12.105. I did not read up on correct procedure for changing the IP of...

Hi all, First off: I'm new to proxmox, and I only use this is a "homelab" setting. Proxmox (the software), this forum and it's members is a true gem, so big thanks all around! I just finished setting up a cluster with 3 nodes, where 2 of the nodes are expected to be on and off intermittently...

Hello, after removing a machine from my claster and deleting corosync, my machine is running normally but I lost access to the web interface

Hello, I set up a cluster in dual stack IPV4/IPV6. I would no longer like to use IPV4 on the cluster so I would like Corosync to be only in IPV6. In corosync i have : node { name: test1 nodeid: 1 quorum_votes: 1 ring0_addr: XX.XX.XX.XX <= IPv4 ring1_addr...

Hi guys! I stucked and need help. I have cluster (8 nodes) and tried add vLAN for corosync. When I modified corosync.conf file on non-master node, new file not modified on another nodes, but when I modified corosync.conf on master node, and restarted corosync service system rewrite file (delete...

SCROLL TO THE END FOR AN EXAMPLE ADD knet_link_priority: <value> TO YOUR /etc/pve/corosync.conf FILE UNDER THE TOTEM DIRECTIVE AND EACH RESPECTIVE INTERFACE SUBDIRECTIVE Here is the guide on creating a separate cluster network: https://pve.proxmox.com/wiki/Separate_Cluster_Network MY OBJECTIVE...

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...

Hello, I am absolutley new on VM plattforms. I tried to add in my Proxmox a node by editing "corosync.conf". After I realized that I may made a mistake.. Now I cant delete the Node which is existent but also not. Here some Screenshots... When I try to delete the second node I get "[ Error...

I started upgrading from version 4.4. to 5.4 by adding a new host with version 5.4 plan was to migrate old nodes -> new node. upgrade, migrate back, next node etc... I added the new host (debian stretch + pve repos) with # pvecm add $ip_old_44_node --use_ssh 1 result: Nodeid Votes...

I'm trying to seperate the corosync network in our 3 node cluster (Proxmox 5.3-11) as described in https://pve.proxmox.com/wiki/Separate_Cluster_Network After copying the new corosync.conf to /etc/corosync/corosync.conf I'm getting the following error: Mar 19 10:22:57 proxmox-c1-n3...

Greetings! I recently had to add a host to an existing cluster. By some reason I did it using web interface, not command line. The host added, but its ring0 address is now named with its IP in contrast to the rest that have ring0 equal to the hostname. I have 2 questions so far: 1) Why it...

Hi, I'm getting mad at trying to configure this. After my last resinstall of the 3 nodes I did the following: (sorry, for legacy reasons my nodes are called mynode0, mynode3 and mynode4) - each machine has 2 eth network connection, a public one and a "private" one, which is in fact on a...

Hi, TL;DR: What's the correct way to specify a multicast address in v4.1 in a way that proxmox is aware of it and won't overwrite it in the future? Longer version: Just installing 4.1. My network admin has specified a multicast address which I must use. In a one-node config, I figured out...