ISCSI

iSCSI (Internet SCSI) is an Internet Protocol (IP)-based storage networking standard for linking data storage facilities.

• IQN ("iSCSI Qualified Name"):

iqn.yyyy-mm.{reverse domain}:label

Accessing iSCSI storage

fdisk -l
iscsiadm -m discovery -t st -p 192.168.0.254
iscsiadm -m node -T iqn.2010-09.com.example:rdisks.server3 -p 192.168.0.254 -l
chkconfig --list|grep iscsi
fdisk -cu /dev/sda
partx -a /dev/sda
mkfs.ext4 /dev/sda1
mkdir /iscsi
vi /etc/fstab 
mount -a
df -h
touch /iscsi/foobar

• Log out

iscsiadm -m node -T iqn.2010-09.com.example:rdisks.server3 -p 192.168.0.254 -u

• Delete local record

iscsiadm -m node -T iqn.2010-09.com.example:rdisks.server3 -p 192.168.0.254 -o delete

Misc

service iscsi status
less /etc/iscsi/initiatorname.iscsi
ls -l /dev/disk/by-path/*iscsi*
dmesg || tail /var/log/messages
less /var/lib/iscsi/nodes/iqn.2010-09.com.example\:rdisks.server3/192.168.0.254\,3260\,1/default
less /usr/share/doc/iscsi-initiator-utils-*/README