root@azalelnation:~# apt-get install mysql-server
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following extra packages will be installed:
  mysql-server-5.5
Suggested packages:
  tinyca mailx
The following NEW packages will be installed:
  mysql-server mysql-server-5.5
0 upgraded, 2 newly installed, 0 to remove and 139 not upgraded.
Need to get 0 B/1,956 kB of archives.
After this operation, 32.8 MB of additional disk space will be used.
Do you want to continue? [Y/n] Y
Preconfiguring packages ...
(Reading database ... 61502 files and directories currently installed.)
Preparing to unpack .../mysql-server-5.5_5.5.38-0ubuntu0.14.04.1_amd64.deb ...
ERROR: There's not enough space in /var/lib/mysql/
dpkg: error processing archive /var/cache/apt/archives/mysql-server-5.5_5.5.38-0ubuntu0.14.04.1_amd64.deb (--unpack):
 subprocess new pre-installation script returned error exit status 1
Selecting previously unselected package mysql-server.
Preparing to unpack .../mysql-server_5.5.38-0ubuntu0.14.04.1_all.deb ...
Unpacking mysql-server (5.5.38-0ubuntu0.14.04.1) ...
Errors were encountered while processing:
 /var/cache/apt/archives/mysql-server-5.5_5.5.38-0ubuntu0.14.04.1_amd64.deb