Tag: graylog

  • Elasticsearch 2 Opensearch

    You might want to move from elasticsearch to opensearch due to the changes of graylog 5.I was at the same position. We currently deploy mostly single-node standalone environments. This procedure is suited for those environments. 1. Step – Update Mongodb We are upgrading from 4.2 to 6.0. This can only be done with steps between…

  • Fix Graylog Watermark

    If you monitor your graylog server already and use a single node instance, there is no real need for a watermark on your open/elasticsearch server. Here you go:

  • Graylog Migration

    How The easiest way to migrate a graylog instance, is to build a new one and migrate elasticsearch data by combining the two elasticsearch nodes to a cluster and replicating all data. Which issues will I have? Hopefully none 😀 But realistically, you will have to reinstall content-packs or at least clone & delete all…