Обновление 7.17.10 > 8.13

Здравствуйте!
Столкнулся с elasticsearch, пару дней как.
Подскажите\направьте пожалуйста как правильно обновить кластер ES.
Сейчас версия 7.17.10, требуется - 8.13.
9 нод.
numbers_of_replicas - 0
Kibana и Logstash - отсутствуют.
Развернут из docker.

cluster.name: elastic7_selfhosted
indices.breaker.total.use_real_memory: false
indices.recovery.max_bytes_per_sec: 600mb
indices.fielddata.cache.size:  40%
indices.breaker.fielddata.limit: 40%
indices.breaker.request.limit: 60%
node.name: name.domain.group
node.master: true
node.data: true
network.host: 0.0.0.0
network.publish_host: 10.33.202.73
http.port: 9200
cluster.initial_master_nodes: ["10.33.202.73","10.33.202.74","10.33.202.75","10.33.202.76","10.33.202.77","10.33.202.78","10.33.202.79","10.33.202.80","10.33.202.81"]
discovery.seed_hosts: ["10.33.202.74","10.33.202.75","10.33.202.76","10.33.202.77","10.33.202.78","10.33.202.79","10.33.202.80","10.33.202.81"]
script.max_compilations_rate: 100/1m
transport.port: 9300
http.compression: true
discovery.type: zen
ingest.geoip.downloader.enabled: false
discovery.zen.minimum_master_nodes: 5