Install CentOS6.0 on Citrix XenServer and configure the iSCSI service

Source: Internet
Author: User


Install CentOS6.0 on Citrix XenServer and configure iSCSI service 1. mount xe-tool and install # mkdir/media/cdrom # chmod 777/media/cdrom # mount/dev/cdrom/media/cdrom #/media/cdrom/Linux/install. sh... # umount/media/cdrom # reboot 2. mount the CentOS installation disc. The update source is the mounted ISO file www.2cto.com # mount/dev/cdrom/media/cdrom # cd/etc/yum. repo. d/cancel two sources # mv CentOS-Base.repo CentOS-Base.repo.bak # mv CentOS-Debug.repo CentOS-Debug.repo.bak # vi CentOS-Media.rep O gpgcheck = 0 enabled = 1 # yum update3. install vim # yum install vim 4. install the iSCSI service component scsi-target-utils # yum install scsi-target-utils5. exit the CentOS Cd (optional) # umount/media/cdrom6. configure IP # vim/etc/sysconfig/network-script/eth0 for example: DEVICE = eth0 BOOTPROTO = staticTYPE = EthernetNAME = "System eth0" ONBOOT = yesHWADDR = 08: 00: 27: 24: F8: 9 BIPADDR = 255.255.255.255.0broadcast = 192.168.56.255NETWORK = 192.168.56.1 7. prepare a disk (LVM) # pvcreate/dev/xvdb # vgextend VolGroup/dev/xvdb # lvcreate-l? -N lv_iscsi VolGroup Description: 1) xvdb is a disk device file; 2) VolGroup is the volume group name; 3)-l is followed by the size; lv_iscsi is the logical volume name 8. configuration method 1: configuration file # vim/etc/tgt/targets. conf <target iqn.2013-01.com. example: dell. storage> direct-store/dev/VolGroup/lv_iscsi </target> Method 2: www.2cto.com tgtadm command (1) create a new target entry: # tgtadm -- lld iscsi -- op new -- mode target -- tid 1-T iqn.2008-09.com. example: dell. storage (2) releases local Block devices and configures target access control: # tgtadm -- lld iscsi -- op new -- mode logicalunit -- tid 1 -- lun 1-B/dev/VolGroup/lv_iscsi (3) set access permissions: # tgtadm -- lld iscsi -- op bind -- mode target -- tid 1-I 172.16.0.0/16 or # tgtadm -- lld iscsi -- op bind -- mode target -- tid 1-l ALL note: to enable the iSCSI to take effect, write the above command to/etc/rc. local 9. start www.2cto.com 1) iSCSI service self-start # chkconfig tgtd on2) Disable firewall # service iptables stop # service ip6tables stop # chkconfig iptables off # chkconfig ip6tables off3) disable SELINUX # vim/etc/sysconfig/selinuxSELINUX = disabled # reboot

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