Stack update failure due to error ceph_base_ansible_workflow - SSH error data could not be sent

Issue

• Overcloud stack update failing at WorkflowTasks_Step2_Execution: Failure caused by error in tasks: ceph_base_ansible_workflow.

• Ansible task is failing with following error.

2020-09-02 16:09:29,347 p=26093 u=mistral |  failed: [192.168.0.27] (item=192.168.0.19) => {"item": "192.168.0.19", "msg": "SSH Error: data could not be sent to remote host \"19
2.168.0.19\". Make sure this host can be reached over ssh", "unreachable": true}