Linux (centos6.5) connectivity to iSCSI networked storage

Linux Connection ISCSI Networked Storage

Operating system platform: CentOS 6.5 x86_64

Storage Server Software version: Openfiler esa 2.99.1

Install the required package files

[Email protected]/]# Rpm-qa binutils

Binutils-2.20.51.0.2-5.36.el6.x86_64

[Email protected]/]# Rpm-qa xfsprogs

Xfsprogs-3.1.1-14.el6.x86_64

[email protected] yum.repos.d]# Yum install iscsi-initiator-utils

Updated:

Iscsi-initiator-utils.x86_64 0:6.2.0.873-13.el6

complete!

[email protected] yum.repos.d]# Yum install iscsi-initiator-utils-devel

Installed:

Iscsi-initiator-utils-devel.x86_64 0:6.2.0.873-13.el6

complete!

Enquiry ISCSI Target

[[email protected] yum.repos.d]# iscsiadm-mdiscovery-t sendtargets-p 172.16.94.195 Storage server IP Address, default port 3260

Starting iscsid: [ OK ]

172.16.94.195:3260,1iqn.2006-01.com.openfiler:tsn.a9e1e2fc1ac1

172.16.94.195:3260,1iqn.2006-01.com.openfiler:tsn.4efa19910943

[Email protected] yum.repos.d]#

Login (i.e. mount):

Mount: iscsiadm-m node-t Target name - P Storage ip–l

To Remove: iscsiadm-m node-t Target name - P Storage Ip–u

[Email protected]/]# iscsiadm-m node-tiqn.2006-01.com.openfiler:tsn.a9e1e2fc1ac1-p 172.16.94.195-l

Logging in to [Iface:default, Target:iqn.2006-01.com.openfiler:tsn.a9e1e2fc1ac1, portal:172.16.94.195,3260] ( multiple)

Login to [Iface:default, Target:iqn.2006-01.com.openfiler:tsn.a9e1e2fc1ac1, portal:172.16.94.195,3260]successful.

[Email protected]/]#

View all the ISCSI Connection:

[Email protected]/]# iscsiadm-m session

TCP: [1] 172.16.94.195:3260,1IQN.2006-01.COM.OPENFILER:TSN.A9E1E2FC1AC1 (Non-flash)

[Email protected]/]#

Result validation:

[Email protected]/]# fdisk-l

disk/dev/sda:107.4 GB, 107374182400 bytes

255 heads, Sectors/track, 13054cylinders

Units = Cylinders of 16065 * 8225280bytes

Sector size (logical/physical): bytes/512 bytes

I/O size (minimum/optimal): bytes/512bytes

Disk identifier:0x000ec831

Device Boot Start End Blocks Id System

/DEV/SDA1 * 1 512000 Linux

Partition 1 does not end on cylinderboundary.

/dev/sda2 13055 104344576 8e Linux LVM

........................

disk/dev/sdb: 4932 MB, 4932501504 bytes

Heads, Sectors/track, 1022 cylinders

Units = Cylinders of 9424 * 4825088bytes

Sector size (logical/physical): bytes/512 bytes

I/O size (minimum/optimal): bytes/512bytes

Disk identifier:0x00000000

[Email protected]/]#

Boot start:

# To manually startup of the session set to "Manual". The default is automatic.

Node.startup =automatic

# for "Automatic" startup nodes,setting the "Yes" would try logins on each

# available Iface until one succeeds, andthen stop. The default "No" would try

# logins on all availble ifacessimultaneously.

node.leading_login= No

HDD Auto Mount (Mount):

Edit file: Vim/etc/fstab

This article is from "Xin nuo" blog, please be sure to keep this source http://xinnuo.blog.51cto.com/4132978/1599917

Linux (centos6.5) connectivity to iSCSI networked storage