{"id":8903,"date":"2022-04-29T11:22:23","date_gmt":"2022-04-29T16:22:23","guid":{"rendered":"https:\/\/www.rushworth.us\/lisa\/?p=8903"},"modified":"2022-04-29T11:22:23","modified_gmt":"2022-04-29T16:22:23","slug":"upgrading-elasticsearch-from-7-6-to-7-17","status":"publish","type":"post","link":"https:\/\/www.rushworth.us\/lisa\/?p=8903","title":{"rendered":"Upgrading ElasticSearch \u2013 From 7.6 to 7.17"},"content":{"rendered":"

Before upgrading to 8, you must be running at least version 7.17 \u2026 so I am first upgrading my ES7 to a new enough version that upgrading to ES8 is possible.<\/p>\n

Environment<\/h2>\n

Not master eligible nodes:
\na6b30865c82c.example.com
\na6b30865c83c.example.com<\/p>\n

Master eligible nodes:
\na6b30865c81c.example.com<\/p>\n

 <\/p>\n

    \n
  1. Disable shard allocation<\/li>\n<\/ol>\n

    PUT _cluster\/settings{\u00a0 \"persistent\": {\u00a0\u00a0\u00a0 \"cluster.routing.allocation.enable\": \"primaries\"\u00a0 }}<\/tt><\/p>\n

     <\/p>\n

      \n
    1. Stop non-essential indexing and flush<\/li>\n<\/ol>\n

      POST _flush\/synced<\/tt><\/p>\n

        \n
      1. Upgrade the non-master eligible nodes first then the master-eligible nodes. One at a time, SSH to the host and upgrade ES
        \na. Stop ES<\/li>\n<\/ol>\n

        systemctl stop elasticsearch<\/tt>
        \nb. Install the new RPM:
        \nrpm --import https:\/\/artifacts.elastic.co\/GPG-KEY-elasticsearch<\/tt>
        \nwget https:\/\/artifacts.elastic.co\/downloads\/elasticsearch\/elasticsearch-7.17.3-x86_64.rpm<\/tt>
        \nwget https:\/\/artifacts.elastic.co\/downloads\/elasticsearch\/elasticsearch-7.17.3-x86_64.rpm.sha512<\/tt>
        \nshasum -a 512 -c elasticsearch-7.17.3-x86_64.rpm.sha512<\/tt><\/p>\n

        \"\"<\/a>
        \nrpm -U elasticsearch-7.17.3-x86_64.rpm<\/tt><\/p>\n

        \"\"<\/a><\/p>\n

        c. Update configuration for new version
        \nvi \/usr\/lib\/tmpfiles.d\/elasticsearch.conf<\/tt><\/p>\n

        \"\"<\/a>
        \nvi \/etc\/elasticsearch\/elasticsearch.yml # Add the action.auto_create_index as required -- * for all, or you can restrict auto-creation to certain indices<\/tt><\/p>\n

        \"\"<\/a><\/p>\n

        d. Update unit file and start services
        \nsystemctl daemon-reload<\/tt>
        \nsystemctl enable elasticsearch<\/tt>
        \nsystemctl start elasticsearch.service<\/tt><\/p>\n

          \n
        1. On the Kibana server, upgrade Kibana to a matching version:systemctl stop kibana<\/tt>
          \nwget           https:\/\/artifacts.elastic.co\/downloads\/kibana\/kibana-7.17.3-x86_64.rpm<\/a><\/tt>
          \nrpm -U kibana-7.17.3-x86_64.rpm<\/tt>
          \nsytemctl daemon-reload<\/tt>
          \nsystemctl enable kibana<\/tt>
          \nsystemctl start kibana<\/tt><\/li>\n
        2. Access the Kibana console and ensure the upgraded node is back online<\/li>\n<\/ol>\n

          \"\"<\/a><\/p>\n

            \n
          1. Re-enable shard allocation<\/li>\n<\/ol>\n

            PUT _cluster\/settings{\"persistent\": {\"cluster.routing.allocation.enable\": null\u00a0}}<\/tt><\/p>\n","protected":false},"excerpt":{"rendered":"

            Before upgrading to 8, you must be running at least version 7.17 \u2026 so I am first upgrading my ES7 to a new enough version that upgrading to ES8 is possible. Environment Not master eligible nodes: a6b30865c82c.example.com a6b30865c83c.example.com Master eligible nodes: a6b30865c81c.example.com   Disable shard allocation PUT _cluster\/settings{\u00a0 “persistent”: {\u00a0\u00a0\u00a0 “cluster.routing.allocation.enable”: “primaries”\u00a0 }}   Stop …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1588],"tags":[1590,1605,1603,1604,1591,1606],"class_list":["post-8903","post","type-post","status-publish","format-standard","hentry","category-elk","tag-elasticsearch","tag-elasticsearch-upgrade","tag-elk-upgrade","tag-es7","tag-kibana","tag-kibana-upgrade"],"_links":{"self":[{"href":"https:\/\/www.rushworth.us\/lisa\/index.php?rest_route=\/wp\/v2\/posts\/8903","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.rushworth.us\/lisa\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.rushworth.us\/lisa\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.rushworth.us\/lisa\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.rushworth.us\/lisa\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=8903"}],"version-history":[{"count":1,"href":"https:\/\/www.rushworth.us\/lisa\/index.php?rest_route=\/wp\/v2\/posts\/8903\/revisions"}],"predecessor-version":[{"id":8910,"href":"https:\/\/www.rushworth.us\/lisa\/index.php?rest_route=\/wp\/v2\/posts\/8903\/revisions\/8910"}],"wp:attachment":[{"href":"https:\/\/www.rushworth.us\/lisa\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=8903"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.rushworth.us\/lisa\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=8903"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.rushworth.us\/lisa\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=8903"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}