Hi All, I'm working on an ES upgrade from v0.20.5 to v1.2.1 I tested in a 2 node cluster, 3 indices, ~4 million docs, 18G file sizes, 20 shards, 1 replicas However, after bumping the version and reboot the cluster, I kept on seeing some shards are damaged. The ES log said: Caused by: org.apach…

Elasticsearch version upgrade issue -- CorruptIndexException

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Elasticsearch version upgrade issue -- CorruptIndexException

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