不爲也 比不能也

Elasticsearch 6.0 ships with two great improvements to help minimize index storage size. The best part about the improvements is they will require no special configuration changes or re-architectures, and in most cases will only require a simple upgrade and a newly created index. To illustrate the improvements, we’ll use Metricbeat, a lightweight tool for ingesting metrics into Elasticsearch.Ela..

As the project manager of stagemonitor, an open source performance monitoring tool, I've recently been looking for a database to replace the cool-but-aging Graphite Time Series DataBase (TSDB) as the backend. TSDBs are specialised packages for storing (performance) metric data, like the response time of your app or the CPU utilisation of a server. Ultimately, we were looking for a datastore that..

Disable the features you do not need By default Elasticsearch indexes and adds doc values to most fields so that they can be searched and aggregated out of the box. For instance if you have a numeric field called foo that you need to run histograms on but that you never need to filter on, you can safely disable indexing on this field in your mappings:기본적으로, Elasticsearch는 대부분의 field가 검색되고 aggreg..