Because it indicates the precision of the metrics data, and easier to read and debug, less TZ related concern in query implementation.
Sheng Wu 吴晟 Twitter, wusheng1108 刘 嘉鹏 <[email protected]> 于2020年6月10日周三 下午2:31写道： > Hi,all: > Question: what is the benefit of the time_bucket? > For example: the cpm day metrics contains the following time_bucket: > 1. 20200531 > 2. 2020053102 > 3. 202005310101 > the time_bucket is only works on skywalking, why not replace him with > the universal timestamp with a type? > for example : > 1. 1590854400 and type 1 replace 20200531 > the advantage is skywalking metrics can use other display tools to > display,for example: kibana and grafana > Evan.Liu >
