My Oracle Support Banner

Oracle VM - Server Unable To Join Cluster, Error "dlm_send_nodeinfo:1301 ERROR: node mismatch -22, node 2" (Doc ID 1941992.1)

Last updated on JANUARY 02, 2021

Applies to:

Oracle VM - Version 3.2.1 and later
x86 64 bit


A virtualization server is unable to join an OCFS2 cluster. Cannot mount OCFS2 file system. Cannot start any VM guests.

The following messages may be seen in either /var/log/messages or /var/log/dmesg when attempting to add the Oracle VM node or when attempting to start the ovs-agent:

ocfs2: Unmounting device (252,2) on (node 0)
(mount.ocfs2,25004,7):ocfs2_fill_super:1238 ERROR: status = -22
(mount.ocfs2,25010,9):dlm_send_nodeinfo:1301 ERROR: node mismatch -22, node 2


The node had been taken out of the pool to make some changes in the pool.


To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!

In this Document

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.