Hi there, Yesterday I updated Graylog (Cluster 3 Nodes) from version 3.3.x to version 4.0.1. Everything worked with Elastic version 6.8.10. Then I built a new Elastic Cluster version 7.10.1. Everything is going as far as I can tell right now. But… I get the following messages on the Graylog Mast…

@Michael1 Please check below the Graylog documentation link of upgrade ES for your reference. You might get some idea if you have re-index before upgrade or not then how to proceed with it. Elasticsearch 7 Upgrade Notes — Graylog 4.0.0 documentation . I hope this helps you!

Hi, I think this will not help. All Index are written new to Elastic 7.10.1. I dont have any “old” index. I don´t Update Elasitc, i make a new one. The only think I had updated is Graylog.

I ran into the same issue - there is a setting on the elastic side that will eliminate these warnings… if you are OK with that… - here is my post [image] Elastic warnings in graylog server.log Graylog Central (peer support) Recently upgraded to Graylog 4.0 (then to 4.0.1…

Graylog 4.0.1 / 7.10.1 Error only on Graylog Master

Graylog Central (peer support)

tmacgbay (Tmacgbay) January 14, 2021, 7:12pm 4

I ran into the same issue - there is a setting on the elastic side that will eliminate these warnings… if you are OK with that… - here is my post

Topic		Replies	Views
Elastic warnings in graylog server.log Graylog Central (peer support)	1	2143	December 2, 2020
Upgrading ES 7.10 and RestClient Warnings Log4J help Graylog Central (peer support)	0	368	December 22, 2020
Upgraded to Graylog 4.0 and ElasticSearch 7.10 on Ubuntu 20.04 - Tons of errors in Deprecation Log Graylog Central (peer support)	4	767	December 29, 2020
While retrieving data for this widget, the following error(s) occurred: Elasticsearch exception Graylog Central (peer support)	1	2565	January 30, 2023
Fresh installation on RH8 - index default error Graylog Central (peer support)	3	1424	March 30, 2021

Graylog 4.0.1 / 7.10.1 Error only on Graylog Master

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