On CentOS 6, using yum install gives you cmake version 2.8.11
[root@thrift1 ~]# cat /etc/*release
CentOS Linux release 6.2.1511 (Core)
[root@thrift1 ~]# yum info cmake
Installed Packages
Name : cmake
Arch : x86_64
Version : 2.8.11In order to install version 3.6.2 or newer version, first uninstall it with yum remove
[root@thrift1 ~]# sudo yum remove cmake -y
If you don't perform the above step to remove old CMake version, you may see below error after the final step that you installed the newer CMake version.
CMake has most likely not been installed correctlyDownload, extrace, compile and install the code cmake-3.6.2.tar.gz from https://cmake.org/download/
[root@thrift1 testdelete]# wget https://cmake.org/files/v3.6/cmake-3.6.2.tar.gz
[root@thrift1 testdelete]# tar -zxvf cmake-3.6.2.tar.gz
[root@thrift1 testdelete]# cd cmake-3.6.2
[root@thrift1 cmake-3.6.2]# sudo ./bootstrap
[root@thrift1 cmake-3.6.2]# sudo make
[root@thrift1 cmake-3.6.2]# sudo make install
[root@thrift1 cmake-3.6.2]# vi ~/.bash_profile
PATH=/usr/local/bin:$PATH:$HOME/bin
[root@thrift1 ~]# cmake --version
cmake version 3.6.2