Failing to install package in Ubuntu from Ambari UI while installing Hadoop clients

[#1]

Hi,

I am getting below error from Ubuntu if go hit apt-get update command

WARNING: The following packages cannot be authenticated!
mysql-server
Authentication warning overridden.
Err http://eu-west-1.ec2.archive.ubuntu.com/ubuntu/ precise-updates/main mysql-server all 5.5.54-0ubuntu0.12.04.1
Could not connect to eu-west-1.ec2.archive.ubuntu.com:80 (54.229.116.227). - connect (110: Connection timed out) [IP: 54.229.116.227 80]
Err http://security.ubuntu.com/ubuntu/ precise-security/main mysql-server all 5.5.54-0ubuntu0.12.04.1
Could not connect to security.ubuntu.com:80 (91.189.91.38). - connect (110: Connection timed out) [IP: 91.189.91.38 80]
Failed to fetch http://security.ubuntu.com/ubuntu/pool/main/m/mysql-5.5/mysql-server_5.5.54-0ubuntu0.12.04.1_all.deb Could not connect to security.ubuntu.com:80 (91.189.91.38). - connect (110: Connection timed out) [IP: 91.189.91.38 80]
E: Unable to fetch some archives, maybe run apt-get update or try with --fix-missing?
2020-05-02 08:15:24,109 - Failed to install package mysql-server. Executing `apt-get update -qq`

Please could anyone help me. Thanks in Advance.

[#2]

Did you tried to instal sql-server on your ubuntu separately ?

try this

apt-get update -qq

[#3]

Hi, 

I have not tried to install separately, but trying to install from Ambari UI and also what is the impact on the packages and existing source.list if I run apt-get update -qq?

Thanks