Rocket.Chat-upgrade.md

 ## backup mongo DB
 
+### backup on docker
 ```
 docker ps
 docker exec -it 71da07ceb777 /bin/bash
@@ -8,6 +9,14 @@ exit
 docker cp 71da07ceb777:/dump /mnt/data/backups
 ```
 
+### backup on kubernetes
+```
+kubectl -n <namespace> get pod
+kubectl -n <namespace> exec -ti <podname> -- /bin/bash
+mongodump -u <username> -p <password> --authenticationDatabase admin -o <place for backup>
+kubectl -n <namespace> cp <podname>:/<pathtobackup> ~/<pathonyourmachine>
+```
+
 
 ## upgrade RC