While re-imaging and trying to join DNAC Node -2 to DNAC Node - 1 Cluster getting failed & getting below error. Anyone got similar issue? TAC suggesting re-imaging, we did multiple time. But issue still existing.
Software Version = 2.3.5.5
Hardware Model = 44-core appliance: Cisco part number DN2-HW-APL
Error Log mentioning below
post_reboot : Fix DNS Nameservers to use node-local DNS for addon nodes
post_reboot : Fix netplan config file to drop un-necessary dns on each nodes
IntraCluster IP Address = 192.168.123.0/24
Node-1 IP = 192.168.123.11
Node-2 IP = 192.168.123.12
Node-3 IP = 192.168.123.13
ERROR:etcd.client:Request to server https://192.168.123.11:4001 failed: MaxRetryError(u'HTTPSConnectionPool(host=u\'192.168.123.11\', port=4001): Max retries exceeded with url: /v2/keys/maglev/config/node-192.168.123.11?sorted=true&recursive=true (Caused by ReadTimeoutError("HTTPSConnectionPool(host=u\'192.168.123.11\', port=4001): Read timed out. (read timeout=1)",))',)
WARNING:root:[Attempt 3] Connection to etcd failed due to MaxRetryError(u'HTTPSConnectionPool(host=u\'192.168.123.11\', port=4001): Max retries exceeded with url: /v2/keys/maglev/config/node-192.168.123.11?sorted=true&recursive=true (Caused by ReadTimeoutError("HTTPSConnectionPool(host=u\'192.168.123.11\', port=4001): Read timed out. (read timeout=1)",))',). Retrying in 4 seconds...
sudWARNING:urllib3.connectionpool:Retrying (Retry(total=2, connect=None, read=None, redirect=None, status=None)) after connection broken by 'ReadTimeoutError("HTTPSConnectionPool(host=u'192.168.123.11', port=4001): Read timed out. (read timeout=1)",)': /v2/keys/maglev/config/node-192.168.123.11?sorted=true&recursive=true
