[SOLVED] Unable to migrate VM after Removal of one of the Ring

[ermanishchawla]

Dear All,

I have two rings configured in the corosync network and I have to remove the ring configuration for one of the ring but after removal of the ringid, I am no longer able to migrate VM to each other

Spoiler: Pveversion

proxmox-ve: 6.2-1 (running kernel: 5.4.60-1-pve)


pve-manager: 6.2-11 (running version: 6.2-11/22fb4983)


pve-kernel-5.4: 6.2-6


pve-kernel-helper: 6.2-6


pve-kernel-5.0: 6.0-11


pve-kernel-5.4.60-1-pve: 5.4.60-2


pve-kernel-5.4.44-2-pve: 5.4.44-2


pve-kernel-5.0.21-5-pve: 5.0.21-10


pve-kernel-5.0.15-1-pve: 5.0.15-1


ceph: 14.2.11-pve1


ceph-fuse: 14.2.11-pve1


corosync: 3.0.4-pve1


criu: 3.11-3


glusterfs-client: 5.5-3


ifupdown: residual config


ifupdown2: 3.0.0-1+pve2


ksm-control-daemon: 1.3-1


libjs-extjs: 6.0.1-10


libknet1: 1.16-pve1


libproxmox-acme-perl: 1.0.5


libpve-access-control: 6.1-2


libpve-apiclient-perl: 3.0-3


libpve-common-perl: 6.2-2


libpve-guest-common-perl: 3.1-3


libpve-http-server-perl: 3.0-6


libpve-storage-perl: 6.2-6


libqb0: 1.0.5-1


libspice-server1: 0.14.2-4~pve6+1


lvm2: 2.03.02-pve4


lxc-pve: 4.0.3-1


lxcfs: 4.0.3-pve3


novnc-pve: 1.1.0-1


proxmox-mini-journalreader: 1.1-1


proxmox-widget-toolkit: 2.2-12


pve-cluster: 6.1-8


pve-container: 3.2-1


pve-docs: 6.2-5


pve-edk2-firmware: 2.20200531-1


pve-firewall: 4.1-2


pve-firmware: 3.1-3


pve-ha-manager: 3.1-1


pve-i18n: 2.2-1


pve-qemu-kvm: 5.1.0-2


pve-xtermjs: 4.7.0-2


qemu-server: 6.2-14


smartmontools: 7.1-pve2


spiceterm: 3.1-1


vncterm: 1.6-2


zfsutils-linux: 0.8.4-pve1

Spoiler: pvecm-status

Cluster information


-------------------


Name: INDC


Config Version: 26


Transport: knet


Secure auth: on


Quorum information


------------------


Date: Sun Sep 20 11:54:01 2020


Quorum provider: corosync_votequorum


Nodes: 12


Node ID: 0x00000002


Ring ID: 1.5cef


Quorate: Yes


Votequorum information


----------------------


Expected votes: 12


Highest expected: 12


Total votes: 12


Quorum: 7


Flags: Quorate





Membership information


----------------------


Nodeid Votes Name


0x00000001 1 172.19.2.10


0x00000002 1 172.19.2.11 (local)


0x00000003 1 172.19.2.12


0x00000004 1 172.19.2.13


0x00000005 1 172.19.2.7


0x00000006 1 172.19.2.8


0x00000007 1 172.19.2.9


0x00000008 1 172.19.2.6


0x00000009 1 172.19.2.52


0x0000000a 1 172.19.2.53


0x0000000b 1 172.19.2.55


0x0000000c 1 172.19.2.54

Error as observed

TASK ERROR: command '/usr/bin/ssh -e none -o 'BatchMode=yes' -o 'HostKeyAlias=inc1pve3' root@172.19.1.13 pvecm mtunnel -migration_network 172.19.2.11/24 -get_migration_ip' failed: exit code 255


Please note 172.19.1.X was old ringId which is removed

 

[ermanishchawla]

Just an update, I am able to migrate VM from inc1pve3 to inc1pve1 but not from inc1pve1 to inc1pve3

 

[ermanishchawla]

@tom Can you please help

 

[ermanishchawla]

Problem is solved by removing entries from sshd_known_hosts and doing pvecm updatecerts -f