ceph集群部署

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已于 2025-08-30 12:13:29 修改 · 143 阅读

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#ceph

于 2025-08-30 10:30:10 首次发布

系统版本

[root@test-ceph1 cephadm-ansible]# cat /etc/redhat-release 
Red Hat Enterprise Linux release 9.1 (Plow)

磁盘情况

[root@localhost ~]# lsblk
NAME          MAJ:MIN RM   SIZE RO TYPE MOUNTPOINTS
sr0            11:0    1 101.7M  0 rom  
sr1            11:1    1   8.4G  0 rom  
nvme0n1       259:0    0   200G  0 disk 
├─nvme0n1p1   259:1    0   600M  0 part /boot/efi
├─nvme0n1p2   259:2    0     1G  0 part /boot
└─nvme0n1p3   259:3    0 198.4G  0 part 
  ├─rhel-root 253:0    0    70G  0 lvm  /
  ├─rhel-swap 253:1    0   7.9G  0 lvm  [SWAP]
  └─rhel-home 253:2    0 120.6G  0 lvm  /home
nvme0n2       259:4    0   100G  0 disk 
nvme0n3       259:5    0   100G  0 disk 
nvme0n4       259:6    0   100G  0 disk

主机配置

# 设置免密登录
ssh-keygen -t rsa -b 4096
for i in {
   
   1..6};do echo 192.168.222.13$i;ssh-copy-id root@192.168.222.13$i ;done

# 打开网卡
for i in {
   
   1..6};do echo 192.168.222.13$i;ssh root@192.168.222.13$i "nmcli connection up ens192" ;done


# 设置主机名称
hostnamectl set-hostname test-ceph1
hostnamectl set-hostname test-ceph2
hostnamectl set-hostname test-ceph3
hostnamectl set-hostname test-ceph4
hostnamectl set-hostname test-ceph5
hostnamectl set-hostname test-ceph6
# 或者
for i in {
   
   1..6};do echo 192.168.222.13$i;ssh 192.168.222.13$i "hostnamectl set-hostname test-ceph$i";done

# 设置dns解析
vim /etc/hosts
192.168.222.131 test-ceph1
192.168.222.132 test-ceph2
192.168.222.133 test-ceph3
192.168.222.134 test-ceph4
192.168.222.135 test-ceph5
192.168.222.136 test-ceph6

for i in {
   
   1..6};do ec