Update upgrade-migrate.md

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aetter 2021-06-14 08:39:41 -07:00
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# Upgrade to OpenSearch (Linux)
# Upgrade from Elasticsearch OSS to OpenSearch (Linux)
If you want to migrate an existing Elasticsearch OSS cluster to OpenSearch and find the [snapshot approach]({{site.url}}{{site.baseurl}}/migrate/snapshot-migrate/) unappealing, you can upgrade the cluster instead. The first step is to upgrade your Elasticsearch OSS cluster to version 6.x or 7.x.