My Oracle Support Banner

19c Grid Infrastructure Upgrade - runcluvfy.sh Pre-checks are failing for SSH with errors SSH_MSG_DISCONNECT-Too many authentication failures (Doc ID 2667070.1)

Last updated on MAY 21, 2020

Applies to:

Oracle Database - Enterprise Edition - Version 19.1.0.0.0 to 19.6.0.0.0 [Release 19]
Information in this document applies to any platform.

Symptoms

19c Grid upgrade from 12c pre-checks is resulting in the errors

Running the Cluvfy is failing with the below errors -


#./runcluvfy.sh stage -pre crsinst -upgrade -src_crshome <old_grid_home> -dest_crshome <new_grid_home> -dest_version <19.x.0.0.0> -fixupnoexec -verbose -method root
Enter "ROOT" password:


trctest4: PRCZ-2006 : Unable to establish SSH connection to node "trctest4" to execute command "/usr/bin/id"
SSH_MSG_DISCONNECT: 2 Too many authentication failures

Pre-check for cluster services setup was unsuccessful on all the nodes.

CVU operation performed:      stage -pre crsinst
Date:                         Mar 9, 2020 11:51:13 AM
CVU home:                     /vol01/app/19.3.0.0/grid/
User:                         grid

 

Cause

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
Symptoms
Cause
Solution
References


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