二十三小时

Kibana mapBackgroundFrom July 11, 2016 Kibana was not allowed to use MapQuest anymore. But Kibana distributes their own map service named elastic tile map service. Unfortunately it limits the zoom leve

BackgroundKibana is a good tool for aggregations. It looks like the group by in mysql. However Kibana will ignore documents without a given field when computing the aggregation. How can we take those d

IntroductionTimelion has a good .es method which enables users to get certain metrics over the query results. The existing metrics include: count, avg, sum, min, max, cardinality. But I am eager to do

IntroductionKibana 3 has got a good pie chart, which will displays the percentage label by default. But when it comes to Kibana 4 or even Kibana 5.X, this feature has gone. Let’s see what it looks like

Just a mark to investigate the reason configuration file of Timelion plugin is not working. It is maybe a designed feature. :) BackgroundIn Kibana 5.X, (specially Kibana 5.3.3 in my case), I have confi

BackgroundRecently some guys came by and were curious about the date filter in logstash (both 2.4 and 5.x, but I am using logstash 2.4 in this post). The basic function for date filter is to convert a

IntroductionElasticsearch is quite a cool project. This post introduces how to setup Elasticsearch in IntelliJ Idea locally. After this, we are able to :read Elasticsearch source code within an IDEde