Opensearch 2.5 to 2.11 rolling upgrade

Versions (relevant - OpenSearch/Dashboard/Server OS/Browser):
OpenSearch: 2.5
OpenSearch: 2.11

Describe the issue:
Is rolling upgrade supported from 2.5 to 2.11? cluster manager service stop, the last one to upgrade, lasts for hours.


Relevant Logs or Screenshots:

{"type": "server", "timestamp": "tim", "level": "ERROR", "component": "o.o.s.a.m.AsynchronousSearchManagementService", "": "xxxx", "": "node", "message": "Exception executing
action [indices:data/read/opendistro/asynchronous_search/response_cleanup]", "cluster.uuid": "uuid", "": "id" ,
"stacktrace": ["org.opensearch.transport.SendRequestTransportException: [data][data_IP:9300][indices:data/read/opendistro/asynchronous_search/response_cleanup]",

Could you confirm if this case is a duplicate of

Yes, it’s duplicate.