sed -i ‘s/SELINUX=enforcing/SELINUX=disabled/’ /etc/selinux/config
systemctl stop firewalld
systemctl disable firewalld
export http_proxy=http://...:8119
export https_proxy=http://...:8119

yum -y install wget ntp vim epel-release
#升級核心

wget http://mirror.rc.usf.edu/compute_lock/elrepo/kernel/el7/x86_64/RPMS/kernel-ml-4.14.3-1.el7.elrepo.x86_64.rpm

#裝驅動
wget http://cn.download.nvidia.com/tesla/390.46/nvidia-diag-driver-local-repo-rhel7-390.46-1.0-1.x86_64.rpm

rpm -i nvidia-diag-driver-local-repo-rhel7-390.46-1.0-1.x86_64.rpm #k20
rpm -i nvidia-diag-driver-local-repo-rhel7-396.26-1.0-1.x86_64.rpm #k80 and p40
yum -y install dkms
yum clean all
yum install cuda-drivers -y

cat </etc/yum.repos.d/CentOS-Base.repo
[base]
name=CentOS- $releasever - Base - 163.com baseurl=http://mirrors.163.com/centos/$releasever/os/KaTeX parse error: Expected 'EOF', got '#' at position 11: basearch/ #̲mirrorlist=http…releasever&arch=KaTeX parse error: Expected 'EOF', got '&' at position 9: basearch&̲repo=os gpgchec…releasever - Updates - 163.com
baseurl=http://mirrors.163.com/centos/ $releasever/updates/$basearch/
#mirrorlist=http://mirrorlist.centos.org/?release=KaTeX parse error: Expected 'EOF', got '&' at position 11: releasever&̲arch=basearch&repo=updates
gpgcheck=1
gpgkey=http://mirror.centos.org/centos/RPM-GPG-KEY-CentOS-7
#additional packages that may be useful
[extras]
name=CentOS- $releasever - Extras - 163.com baseurl=http://mirrors.163.com/centos/$releasever/extras/KaTeX parse error: Expected 'EOF', got '#' at position 11: basearch/ #̲mirrorlist=http…releasever&arch=KaTeX parse error: Expected 'EOF', got '&' at position 9: basearch&̲repo=extras gpg…releasever - Plus - 163.com
baseurl=http://mirrors.163.com/centos/ $releasever/centosplus/$basearch/
#mirrorlist=http://mirrorlist.centos.org/?release=KaTeX parse error: Expected 'EOF', got '&' at position 11: releasever&̲arch=basearch&repo=centosplus
gpgcheck=1
enabled=0
gpgkey=http://mirror.centos.org/centos/RPM-GPG-KEY-CentOS-7
#contrib - packages by Centos Users
[contrib]
name=CentOS- $releasever - Contrib - 163.com baseurl=http://mirrors.163.com/centos/$releasever/contrib/KaTeX parse error: Expected 'EOF', got '#' at position 11: basearch/ #̲mirrorlist=http…releasever&arch=$basearch&repo=contrib
gpgcheck=1
enabled=0
gpgkey=http://mirror.centos.org/centos/RPM-GPG-KEY-CentOS-7
EOF

cat </etc/yum.repos.d/163.repo
[163repo]
name=linux redhat 163.repo
baseurl=http://mirrors.163.com/centos/7/os/x86_64/（這裡選擇163的源，這裡是Redhat7的源）
gpgcheck=0
enabled=1
EOF

cat </etc/yum.repos.d/ceph.repo
[ceph]
name=ceph
baseurl=http://download.ceph.com/rpm-luminous/el7/x86_64/
gpgcheck=0
[ceph-noarch]
name=cephnoarch
baseurl=http://download.ceph.com/rpm-luminous/el7/noarch/
gpgcheck=0
[ceph-source]
name=cephsource
baseurl=http://download.ceph.com/rpm-luminous/el7/x86_64/
gpgcheck=0
[ceph-radosgw]
name=cephradosgw
baseurl=http://download.ceph.com/rpm-luminous/el7/x86_64/
gpgcheck=0
EOF

yum install ceph-radosgw ceph -y