oracle rac - starwind san 磁盘共享篇

目录

1 starwind 创建Target和Devices

2 安装iscsi和配置

3 配置多路径-ASM，使用uuid管理

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1 starwind 创建Target和Devices

2 安装iscsi和配置

yum install iscsi-initiator-utils -y

echo "options=--whitelisted --replace-whitespace" >/etc/scsi_id.config

systemctl enable iscsi

systemctl start iscsi

#发现Tagget

[root@o7-oracle11g-101 etc]# iscsiadm -m discovery -t st -p 192.168.254.3
192.168.254.3:3260,-1 iqn.2008-08.com.starwindsoftware:192.168.254.1-erpdb
192.168.254.3:3260,-1 iqn.2008-08.com.starwindsoftware:192.168.254.1-erpbackup

#添加4台设备

iscsiadm -m node -T iqn.2008-08.com.starwindsoftware:192.168.254.1-fgerpdb -p 192.168.254.3:3260 -l

iscsiadm -m node -T iqn.2008-08.com.starwindsoftware:192.168.254.1-fgerpdb -p 192.168.254.4:3260 -l

iscsiadm -m node -T iqn.2008-08.com.starwindsoftware:192.168.254.1-fgerpdb -p 192.168.254.5:3260 -l

iscsiadm -m node -T iqn.2008-08.com.starwindsoftware:192.168.254.1-fgerpdb -p 192.168.254.6:3260 -l

iscsiadm  -m node -T iqn.2008-08.com.starwindsoftware:192.168.254.1-fgerpbackup -p 192.168.254.3:3260 -l

iscsiadm  -m node -T iqn.2008-08.com.starwindsoftware:192.168.254.1-fgerpbackup -p 192.168.254.4:3260 -l

iscsiadm  -m node -T iqn.2008-08.com.starwindsoftware:192.168.254.1-fgerpbackup -p 192.168.254.5:3260 -l

iscsiadm  -m node -T iqn.2008-08.com.starwindsoftware:192.168.254.1-fgerpbackup -p 192.168.254.6:3260 -l

检查设备

[root@o7-oracle11g-101 etc]# fdisk -l|grep Disk
Disk /dev/sda: 42.9 GB, 42949672960 bytes, 83886080 sectors
Disk label type: dos
Disk identifier: 0x0005eea1
Disk /dev/sdb: 1073 MB, 1073741824 bytes, 2097152 sectors
Disk /dev/sdc: 1073 MB, 1073741824 bytes, 2097152 sectors
Disk /dev/sdd: 1073 MB, 1073741824 bytes, 2097152 sectors
Disk /dev/sde: 1073 MB, 1073741824 bytes, 2097152 sectors

3 配置多路径-ASM，使用uuid管理

yum install device-mapper-multipath -y

[root@o7-oracle11g-101 etc]# cat /etc/multipath.conf 
defaults {
        polling_interval        10
        path_selector           "round-robin 0"
        path_grouping_policy    multibus
        rr_min_io               100
        max_fds                 8192
        rr_weight               priorities
        failback                immediate
        user_friendly_names     yes
        find_multipaths yes
}

blacklist {
       wwid 36000c293d8c49bd85748fd2af81450a2
}

multipaths {
    multipath {
        wwid 20fe72515adbc91ff
        alias asm-dggrid1
    }
    multipath {
        wwid 2e92117f96d021775
        alias asm-dggrid2
    }
    multipath {
        wwid 255e1bd02cc90ce19  
        alias asm-dggrid3
    }
    multipath {
        wwid 2f5f165f39ae8bf8c   
        alias asm-dggrid4
    }

}

#启动multipath

systemctl enable multipathd

systemctl start multipathd

#查看

[root@o7-oracle11g-101 etc]# multipath -ll
asm-dgrecovery2 (273ea38247ab748e1) dm-12 ROCKET  ,IMAGEFILE       
size=2.0G features='0' hwhandler='0' wp=rw
`-+- policy='round-robin 0' prio=1 status=active
  |- 3:0:0:8  sdr  65:16  active ready running
  |- 5:0:0:8  sdae 65:224 active ready running
  |- 4:0:0:8  sdaf 65:240 active ready running
  `- 7:0:0:8  sdaz 67:48  active ready running
asm-dgrecovery1 (2d0a0c38211cd5620) dm-11 ROCKET  ,IMAGEFILE       
size=2.0G features='0' hwhandler='0' wp=rw
`-+- policy='round-robin 0' prio=1 status=active
  |- 3:0:0:7  sdn  8:208  active ready running
  |- 4:0:0:7  sdad 65:208 active ready running
  |- 5:0:0:7  sdac 65:192 active ready running
  `- 7:0:0:7  sday 67:32  active ready running

#查看ASM组磁盘

[root@o7-oracle11g-101 etc]# dmsetup ls|grep asm
asm-dgrecovery2 (252:12)
asm-dgrecovery1 (252:11)
asm-dggrid6     (252:6)
asm-dggrid5     (252:2)
asm-dggrid4     (252:5)
asm-dggrid3     (252:4)
asm-dggrid2     (252:1)
asm-dgsystem1   (252:7)
asm-dggrid1     (252:0)
asm-dgrecovery3 (252:10)