CDH 集群修改IP

你的名字 2021-09-23 23:32 449阅读 0赞

> 迁移服务器修改CDH集群 ip

### 1. 关闭 CDH 及 Cloudera Management Service ###

![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2xpbmdlaW8_size_16_color_FFFFFF_t_70][]

### 2. 停止CDH集群及 CM 服务 ###

# 主节点
    systemctl stop cloudera-scm-server
    systemctl stop cloudera-scm-agent
    
    # 从节点
    systemctl stop cloudera-scm-agent

### 3. 修改元数据 ###

数据库 scm 下 HOSTS 表中，主机名对应的 ip。

select host_id, name, ip_address from scm.`HOSTS`;

### ![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2xpbmdlaW8_size_16_color_FFFFFF_t_70 1][] ###

或者

use scm;
    update HOSTS set ip_address = '192.168.100.45' where name='cdh-master';
    update HOSTS set ip_address = '192.168.100.46' where name='cdh-slave01';
    update HOSTS set ip_address = '192.168.100.47' where name='cdh-slave02';

### 4. 修改节点 ip ###

vim /etc/sysconfig/network-scripts/ifcfg-enp5s0

### ![watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2xpbmdlaW8_size_16_color_FFFFFF_t_70 2][] ###

### 5. 修改映射 ###

vim /etc/hosts

### ![20200224173002597.png][] ###

### 6. 修改 ntp ###

vim /etc/ntp.conf
    
    # 主节点
    # 修改允许同步的局域网段
    restrict 192.168.100.0 mask 255.255.255.0 nomodify notrap
    
    # 从节点
    # 修改同步的主机ip
    server 192.168.100.45
    restrict 192.168.100.45 nomodify notrap noquery

### ![20200224173107877.png][] ###

![20200224173203429.png][]

### 7. 修改各 agent 配置文件server主机 ###

vim /etc/cloudera-scm-agent/config.ini
    
    # Hostname of the CM server.
    server_host=cdh-master

### ![20200224173132285.png][] ###

### 8. 重动 CM ###

systemctl restart cloudera-scm-agent
    systemctl restart cloudera-scm-server

### 9. 重启 CDH 及 Cloudera Management Service ###

[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2xpbmdlaW8_size_16_color_FFFFFF_t_70]: /images/20210923/780fa6fc9c9249c98a3c17a01e9a0989.png
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2xpbmdlaW8_size_16_color_FFFFFF_t_70 1]: /images/20210923/3eea2663bafa4af5b4263b6643ac2a74.png
[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2xpbmdlaW8_size_16_color_FFFFFF_t_70 2]: /images/20210923/5f0e8d9041ad47af8033d5c3780c715c.png
[20200224173002597.png]: /images/20210923/4fb90dfb4eae47e4957307193a516d05.png
[20200224173107877.png]: /images/20210923/38b0f31431b1403ab999671b06b2df1e.png
[20200224173203429.png]: /images/20210923/08eb444e04ab4ce1b99a15ee6f7b0f7c.png
[20200224173132285.png]: /images/20210923/f0fe557122da40e19b0b2ba023a2c4d9.png