xi qihao wrote: > Hi all: > > I a newbie of iscsi. Now I use two PC to test software iscsi. > My problem is how to fix connect of iscsi target? > > The below are the detail: > SAN: iscsi target device ip: 192.168.3.2 > master: iscsi initiator ip: 192.168.3.124 > > 1. configure on SAN > 1)install iscsi-target > [r...@san ~]# yum -y install scsi-target-utils > > 2)create two files > [r...@san ~]# dd if=/dev/zero of=/lun/lun1.img bs=1M count=4096 > [r...@san ~]# dd if=/dev/zero of=/lun/lun2.img bs=1M count=4096 > > 3)add the content to /etc/tgt/targets.conf > <target iqn.2009-09.com.test:sa-1:tgtd> > backing-store /lun/lun1.img > initiator-address 192.168.3.124 > </target> > <target iqn.2009-09.com.test:sa-2:tgtd> > backing-store /lun/lun2.img > initiator-address 192.168.3.124 > </target> > > 4) restart tgt service > [r...@san tgt]# /etc/init.d/tgtd restart > > 5) check iscsi target > [r...@san tgt]# tgtadm --op show --mode target > Target 1: iqn.2009-09.com.test:sa-1:tgtd > System information: > Driver: iscsi > State: ready > I_T nexus information: > I_T nexus: 8 > Initiator: iqn.1994-05.com.redhat:155e0ebbe8c > Connection: 0 > IP Address: 192.168.3.124 > LUN information: > LUN: 0 > Type: controller > SCSI ID: deadbeaf1:0 > SCSI SN: beaf10 > Size: 0 MB > Online: Yes > Removable media: No > Backing store: No backing store > LUN: 1 > Type: disk > SCSI ID: deadbeaf1:1 > SCSI SN: beaf11 > Size: 4295 MB > Online: Yes > Removable media: No > Backing store: /lun/lun1.img > Account information: > ACL information: > 192.168.3.124 > Target 2: iqn.2009-09.com.test:sa-2:tgtd > System information: > Driver: iscsi > State: ready > I_T nexus information: > I_T nexus: 7 > Initiator: iqn.1994-05.com.redhat:155e0ebbe8c > Connection: 0 > IP Address: 192.168.3.124 > LUN information: > LUN: 0 > Type: controller > SCSI ID: deadbeaf2:0 > SCSI SN: beaf20 > Size: 0 MB > Online: Yes > Removable media: No > Backing store: No backing store > LUN: 1 > Type: disk > SCSI ID: deadbeaf2:1 > SCSI SN: beaf21 > Size: 4295 MB > Online: Yes > Removable media: No > Backing store: /lun/lun2.img > Account information: > ACL information: > 192.168.3.124 > > 2 configure iscsi initiator on master > 1) install > [r...@master ~]# rpm -ql iscsi-initiator-utils > > 2) discovery iscsi target > [r...@master scsi]# iscsiadm -m discovery -t sendtargets -p 192.168.3.2 > 192.168.3.2:3260,1 iqn.2009-09.com.test:sa-1:tgtd > 192.168.3.2:3260,1 iqn.2009-09.com.test:sa-2:tgtd > > 3) check > [r...@master scsi]# sfdisk -s > /dev/sda: 78150744 > /dev/sdb: 4194304 > /dev/sdc: 4194304 > total: 86539352 blocks > > [r...@master scsi]# fdisk -l > > Disk /dev/sdb: 4294 MB, 4294967296 bytes > Disk /dev/sdc: 4294 MB, 4294967296 bytes > > > My problem is how to setup fix connect on master after reboot? > ex: lun1.img /dev/sdb lun2.img /dev/sdc > if lun1.img does not exist, lun2.img is still /dev/sdc. > How can I configure it? I should set tgt or initiator? >
What distro are you using? If you look in /dev/disk/by-id there should be names that are persistent across reboots. -- You received this message because you are subscribed to the Google Groups "open-iscsi" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/open-iscsi?hl=.
