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linux多路径配置

程序员文章站 2022-06-01 10:26:22
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multipath -v3可以看到UUID

[[email protected] ~]# multipath -ll

uuid                              hcil    dev dev_t pri dm_st chk_st vend/prod
3600605b009c7ed401ce896501cadebb8 0:2:0:0 sda 8:0   1   undef ready  LSI,MR926
360060e80105ed170057075a700000001 5:0:0:1 sdc 8:32  1   undef ready  HITACHI,D
360060e80105ed170057075a700000007 5:0:0:4 sdf 8:80  1   undef ready  HITACHI,D
360060e80105ed170057075a700000001 7:0:0:1 sdi 8:128 0   undef ready  HITACHI,D
360060e80105ed170057075a700000000 5:0:0:0 sdb 8:16  0   undef ready  HITACHI,D
360060e80105ed170057075a700000006 5:0:0:3 sde 8:64  0   undef ready  HITACHI,D
360060e80105ed170057075a700000002 5:0:0:2 sdd 8:48  0   undef ready  HITACHI,D
360060e80105ed170057075a700000007 7:0:0:4 sdl 8:176 0   undef ready  HITACHI,D
360060e80105ed170057075a700000000 7:0:0:0 sdh 8:112 1   undef ready  HITACHI,D
360060e80105ed170057075a700000008 5:0:0:5 sdg 8:96  0   undef ready  HITACHI,D
360060e80105ed170057075a700000002 7:0:0:2 sdj 8:144 1   undef ready  HITACHI,D
360060e80105ed170057075a700000006 7:0:0:3 sdk 8:160 1   undef ready  HITACHI,D
360060e80105ed170057075a700000008 7:0:0:5 sdm 8:192 1   undef ready  HITACHI,D

创建配置文件

[root@node2 ~]# cp  /usr/share/doc/device-mapper-multipath-0.4.9/multipath.conf /etc/multipath.conf

编辑配,创建磁盘别名

vi /etc/multipath.conf
multipaths { 
multipath { 
wwid 360060e80105ed170057075a700000001
alias data01
} 

multipath { 
wwid 360060e80105ed170057075a700000000 
alias data02 
} 

multipath { 
wwid 360060e80105ed170057075a700000002 
alias data03 
} 

multipath { 
wwid 360060e80105ed170057075a700000007 
alias ocrvote1
}
multipath { 
wwid 360060e80105ed170057075a700000006 
alias ocrvote2 
} 
multipath { 
wwid 360060e80105ed170057075a700000008 
alias ocrvote3 
} 
}

启动服务

[root@node2 ~]# service multipathd restart
[root@node2 ~]# chkconfig multipathd on