配置存储及多路径
1、存储配置(略)
(本身 linux 6.3 会自动配置 multipath,可以直接使用,但是最好比较一下,
会出现 2 边对应不符情况,建议自己手动配置)
2、 确认 multipath 是否已经安装
# chkconfig --level 2345 multipathd on #设置成开机自启动 multipathd
Lsmod 如果没有显示,可能是没启动 multipath 的守护进程
3、启动 multipath 的守护进程 ,如果不启动,在/etc 下会没有 multipath.conf 文件
# mpathconf --enable --with_multipathd y
查磁盘 wwid 的方法:
#ls –l /dev/disk/by-id
[root@cd140001 ~]# ls -l /dev/disk/by-id
total 0
lrwxrwxrwx 1 root root 9 Nov 20 11:42 ata-IBM_SATA_DEVICE_81Y3657_M3LC1H35115
-> ../../hda
lrwxrwxrwx 1 root root 9 Nov 20 11:43 scsi-360050768028201911c00000000000001
-> ../../sdz
lrwxrwxrwx 1 root root 10 Nov 20 12:52 scsi-360050768028201911c00000000000001-part1
-> ../../sdj1
lrwxrwxrwx 1 root root 10 Nov 20 11:43 scsi-360050768028201911c00000000000002
-> ../../sdaa
lrwxrwxrwx 1 root root 10 Nov 20 12:52 scsi-360050768028201911c00000000000002-part1
-> ../../sdk1
lrwxrwxrwx 1 root root 9 Nov 20 11:43 scsi-360050768028201911c00000000000003
-> ../../sdt
lrwxrwxrwx 1 root root 10 Nov 20 12:52 scsi-360050768028201911c00000000000003-part1
-> ../../sdl1
lrwxrwxrwx 1 root root 9 Nov 20 11:43 scsi-360050768028201911c00000000000004
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