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Graylog2
Archived Graylog documentation. See https://docs.graylog.org/ for the new documentation.
## Context The Pipelines documentation needs improvement in the area of basic syntax and behavior. There are already issues open for improving function documentation; this issue is for more general...
https://www.elastic.co/guide/en/elasticsearch/reference/current/query-dsl-regexp-query.html#regexp-syntax
Documentation on LB states to forward traffic to **localhost** .. which makes no sense IMHO ## Context Put a L3/L4 LB in front of the GUI. So only IP and...
People regularly struggle with the concept of [privileged ports](https://www.w3.org/Daemon/User/Installation/PrivilegedPorts.html) and how to allow Graylog to bind to these (e. g. port 514 for syslog). - https://en.wikipedia.org/wiki/Authbind - https://debian-administration.org/article/386/Running_network_services_as_a_non-root_user. - https://github.com/Graylog2/fpm-recipes/blob/2.0/recipes/graylog-server/files/environment#L10-L12
In the 2.4 documentation you do not speak about arithmetic operations, and when we read this part of the documentation we suppose that we must write custom functions for that:...
On some systems, the `/tmp` directory has insufficient/wrong mount options causing errors similar to the following: ```text Caused by: java.lang.UnsatisfiedLinkError: /tmp/jna--1712433994/jna7387046629130767794.tmp: /tmp/jna--1712433994/jna7387046629130767794.tmp: failed to map segment from shared object: Operation...
- https://www.loggly.com/blog/nine-tips-configuring-elasticsearch-for-high-performance/
https://www.elastic.co/guide/en/elasticsearch/reference/5.5/mapping.html#mapping-limit-settings https://community.graylog.org/t/graylog-es-log-limit-of-total-fields-1000-in-index-graylog-519-has-been-exceeded-and-no-longer-processing/2009 https://discuss.elastic.co/t/total-fields-limit-setting/53004
## Summary It would be helpful to have detailed information about the functionality and purpose of the default message processors ("Message Filter Chain" covers input extractors, etc.) and the impact...
https://medium.com/@kyletomsik/recovering-corrupted-elasticsearch-indices-a86fede6b9c2#.w7dcxw21y