doc: add usecase of qiniu
@@ -82,6 +82,16 @@ PD(Placement Driver) is the central controller in the TiDB cluster. It saves the
[teamcity]: https://www.jetbrains.com/teamcity/
[raoofm]:https://github.com/raoofm
+## Qiniu
+
+- *Application*: system configuration for microservices, distributed locks
+- *Launched*: Jan. 2016
+- *Cluster Size*: 3 members with 1 cluster
+- *Order of Data Size*: kilobytes
+- *Operator*: Qiniu, chenchao@qiniu.com
+- *Environment*: Baremetal
+- *Backups*: None, all data can be recreated if - necessary
+
## QingCloud
- *Application*: [QingCloud](qingcloud) appcenter cluster for service discovery as [metad](metad) backend.
@@ -95,3 +105,4 @@ PD(Placement Driver) is the central controller in the TiDB cluster. It saves the
[metad]:https://github.com/yunify/metad
[yunify]:https://github.com/yunify
[qingcloud]:https://qingcloud.com/
+
