Installation of centos7 Docker Compose

[root@localhost ~]# curl -L https://github.com/docker/compose/releases/download/1.8.1/docker-compose-`uname -s`-`uname -m` > /usr/local/bin/docker-compose
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100   617    0   617    0     0    700      0 --:--:-- --:--:-- --:--:--   700
100 7798k 100 7798k 0 0 62749 0 0:02:07 0:02:07 --:--:-- 21112

[root@localhost ~]# docker-compose -version
-bash: /usr/local/bin/docker-compose: insufficient permissions

[root@localhost ~]# chmod +x /usr/local/bin/docker-compose
[root@localhost ~]# ll /usr/local/bin/docker-compose
-rwxr-xr-x. 1 root root 7986086 4月  30 01:16 /usr/local/bin/docker-compose
[root@localhost ~]# docker-compose --version
docker-compose version 1.8.1, build 878cff1