ubuntu@VM-52-248-ubuntu:~$ sudo apt-get install hadoop-2.8.0-src.tar.gz
Reading package lists... Done
Building dependency tree
Reading state information... Done
E: Unable to locate package hadoop-2.8.0-src.tar.gz
E: Couldn‘t find any package by glob ‘hadoop-2.8.0-src.tar.gz‘
E: Couldn‘t find any package by regex ‘hadoop-2.8.0-src.tar.gz‘
ubuntu@VM-52-248-ubuntu:~$ sudo wget http://mirror.bit.edu.cn/apache/hadoop/common/hadoop-2.8.0/hadoop-2.8.0-src.tar.gz
--2017-04-29 00:55:21--  http://mirror.bit.edu.cn/apache/hadoop/common/hadoop-2.8.0/hadoop-2.8.0-src.tar.gz
Resolving mirror.bit.edu.cn (mirror.bit.edu.cn)... 202.204.80.77, 2001:da8:204:2001:250:56ff:fea1:22
Connecting to mirror.bit.edu.cn (mirror.bit.edu.cn)|202.204.80.77|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 34510013 (33M) [application/octet-stream]
Saving to: ‘hadoop-2.8.0-src.tar.gz‘

hadoop-2.8.0-src.tar.gz          100%[==========================================================>]  32.91M  1.10MB/s    in 31s

2017-04-29 00:55:52 (1.05 MB/s) - ‘hadoop-2.8.0-src.tar.gz‘ saved [34510013/34510013]

ubuntu@VM-52-248-ubuntu:~$