sudo apt-get update - grafana

ubuntu@ip-111-11-11-210:~$ sudo apt-get update
Hit:1 http://ap-northeast-2.ec2.archive.ubuntu.com/ubuntu bionic InRelease
Get:2 http://ap-northeast-2.ec2.archive.ubuntu.com/ubuntu bionic-updates InRelease [88.7 kB]            
Get:3 http://ap-northeast-2.ec2.archive.ubuntu.com/ubuntu bionic-backports InRelease [74.6 kB]                                                          
Hit:4 https://download.docker.com/linux/ubuntu bionic InRelease                                                                                                     
Get:5 http://security.ubuntu.com/ubuntu bionic-security InRelease [88.7 kB]                                                       
Hit:6 https://packages.grafana.com/oss/deb stable InRelease                             
Fetched 252 kB in 1s (194 kB/s)                                                         
Reading package lists... Done