1 您需要了解
- 存储版本：
OceanStor Dorado 6000 V6 6.1.2，您可参考相关文章G007/G008完成存储搭建及配置 - OS 版本：
Oracle Enterprise Linux 8.2.0，您可参考相关文章G004 完成 Linux系统安装 - 存储业务 IP：
192.168.100.200 - OS IP：
192.168.100.88
- 相关文章
- G004-OS-LIN-OEL-01 Oracle Enterprise Linux 8.2 安装
- G007-HWY-CC-ESTOR-03 华为 Dorado V6 存储仿真器搭建
- G008-HWY-CC-ESTOR-04 华为 Dorado V6 存储仿真器配置
- G011-HWY-CC-ESTOR-06 华为 Dorado V6 存储与 Windows 映射
2 Linux 发起连接
2.1 查看 iSCSI 号
[root@cloudcs ~]# cat /etc/iscsi/initiatorname.iscsi
InitiatorName=iqn.1988-12.com.oracle:99c3ba5af9ec
2.2 客户端发起连接
- 测试网络连通性
[root@cloudcs ~]# ping 192.168.100.200
PING 192.168.100.200 (192.168.100.200) 56(84) bytes of data.
64 bytes from 192.168.100.200: icmp_seq=1 ttl=64 time=0.426 ms
64 bytes from 192.168.100.200: icmp_seq=2 ttl=64 time=0.424 ms
64 bytes from 192.168.100.200: icmp_seq=3 ttl=64 time=0.381 ms
^C
--- 192.168.100.200 ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 7ms
rtt min/avg/max/mdev = 0.381/0.410/0.426/0.026 ms
- 向存储发起连接
[root@cloudcs ~]# iscsiadm --mode discovery --type st --portal 192.168.100.200
192.168.100.200:3260,513 iqn.2014-08.com.example::2100020000040506::20200:192.168.100.200
[root@cloudcs ~]# iscsiadm --mode node --login
Logging in to [iface: default, target: iqn.2014-08.com.example::2100020000040506::20200:192.168.100.200, portal: 192.168.100.200,3260]
Login to [iface: default, target: iqn.2014-08.com.example::2100020000040506::20200:192.168.100.200, portal: 192.168.100.200,3260] successful.
3 存储添加启动器
- 服务-主机组
- 启动器-iSCSI
- 关联主机
4 Linux 发现 LUN
[root@cloudcs ~]# iscsiadm --mode node --logout
[root@cloudcs ~]# iscsiadm --mode node --login
[root@cloudcs ~]# fdisk -l
Disk /dev/nvme0n1: 50 GiB, 53687091200 bytes, 104857600 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: dos
Disk identifier: 0x645b5c9a
Device Boot Start End Sectors Size Id Type
/dev/nvme0n1p1 * 2048 1026047 1024000 500M 83 Linux
/dev/nvme0n1p2 1026048 17803263 16777216 8G 82 Linux swap / Solaris
/dev/nvme0n1p3 17803264 104857599 87054336 41.5G 83 Linux
Disk /dev/sda: 5 GiB, 5368709120 bytes, 10485760 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
该磁盘
/dev/sda为存储映射过来的 LUN
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