차이

문서의 선택한 두 판 사이의 차이를 보여줍니다.

--- iscsi_target [2015/04/10 06:23] – 만듦 zzung
+++ iscsi_target [2015/06/18 15:49] (현재) – 바깥 편집 127.0.0.1
@@ 줄 1: / 줄 1: @@
-====== iSCSI Target ======
+====== iSCSI Target_RHEL6 ======
 테스트환경 \\
@@ 줄 25: / 줄 25: @@
 [root@iscsi ~]# chkconfig tgtd on
 </code>
-=== Step.3 iSCSI Target 서비스 실행 ===
+=== Step.3 iSCSI Target 생성 ===
+* 디스크 생성 및 LVM 구성은 이곳에서 따로 보여주지 않는다.
+* tgt-setup-lun 스크립트 명령어로 아래와 같이 생성해 준다.
+<code vim>
+[root@iscsi ~]# tgt-setup-lun -d /dev/mapper/VG_DISK1-LV_Disk1 -n iSCSI_Target1
+[root@iscsi ~]# tgt-setup-lun -d /dev/mapper/VG_DISK2-LV_Disk2 -n iSCSI_Target2
+[root@iscsi ~]# tgt-setup-lun -d /dev/mapper/VG_DISK3-LV_Disk3 -n iSCSI_Target3
+[root@iscsi ~]# tgt-setup-lun -d /dev/mapper/VG_DISK4-LV_Disk4 -n iSCSI_Target4
+</code>
+* 생성된 파일을 targets.conf 파일에 입력하기
+<code vim>
+[root@iscsi ~]#tgt-admin --dump | grep -v default-driver > target.conf
+[root@iscsi ~]#vim target.conf
+<target iqn.2001-04.com.iscsi-iSCSI_Target3>  // iqn 이름을 현재 날짜 또는 원하는 이름으로 변경한다.
+	backing-store /dev/mapper/VG_DISK3-LV_Disk3
+</target>
+<target iqn.2001-04.com.iscsi-iSCSI_Target1>
+	backing-store /dev/mapper/VG_DISK1-LV_Disk1
+</target>
+<target iqn.2001-04.com.iscsi-iSCSI_Target4>
+	backing-store /dev/mapper/VG_DISK4-LV_Disk4
+</target>
+<target iqn.2001-04.com.iscsi-iSCSI_Target2>
+	backing-store /dev/mapper/VG_DISK2-LV_Disk2
+</target>
+[root@iscsi ~]#
+</code>
+* tgtd 데몬 재 시작
+<code vim>
+[root@iscsi ~]# service tgtd restart
+</code>
+* Target 확인
+<code vim>
+[root@iscsi ~]# tgt-admin -s
+</code>
+<code vim>
+Target 1: iqn.2015-04.com.iscsi-iSCSI_Target1
+    System information:
+        Driver: iscsi
+        State: ready
+    I_T nexus information:
+    LUN information:
+        LUN: 0
+            Type: controller
+            SCSI ID: IET     00010000
+            SCSI SN: beaf10
+            Size: 0 MB, Block size: 1
+            Online: Yes
+            Removable media: No
+            Prevent removal: No
+            Readonly: No
+            Backing store type: null
+            Backing store path: None
+            Backing store flags:
+        LUN: 1
+            Type: disk
+            SCSI ID: IET     00010001
+            SCSI SN: beaf11
+            Size: 32216 MB, Block size: 512
+            Online: Yes
+            Removable media: No
+            Prevent removal: No
+            Readonly: No
+            Backing store type: rdwr
+            Backing store path: /dev/mapper/VG_DISK1-LV_Disk1
+            Backing store flags:
+    Account information:
+    ACL information:
+        ALL
+Target 2: iqn.2015-04.com.iscsi-iSCSI_Target2
+    System information:
+        Driver: iscsi
+        State: ready
+    I_T nexus information:
+    LUN information:
+        LUN: 0
+            Type: controller
+            SCSI ID: IET     00020000
+            SCSI SN: beaf20
+            Size: 0 MB, Block size: 1
+            Online: Yes
+            Removable media: No
+            Prevent removal: No
+            Readonly: No
+            Backing store type: null
+            Backing store path: None
+            Backing store flags:
+        LUN: 1
+            Type: disk
+            SCSI ID: IET     00020001
+            SCSI SN: beaf21
+            Size: 10737 MB, Block size: 512
+            Online: Yes
+            Removable media: No
+            Prevent removal: No
+            Readonly: No
+            Backing store type: rdwr
+            Backing store path: /dev/mapper/VG_DISK2-LV_Disk2
+            Backing store flags:
+    Account information:
+    ACL information:
+        ALL
+Target 3: iqn.2015-04.com.iscsi-iSCSI_Target3
+    System information:
+        Driver: iscsi
+        State: ready
+    I_T nexus information:
+    LUN information:
+        LUN: 0
+            Type: controller
+            SCSI ID: IET     00030000
+            SCSI SN: beaf30
+            Size: 0 MB, Block size: 1
+            Online: Yes
+            Removable media: No
+            Prevent removal: No
+            Readonly: No
+            Backing store type: null
+            Backing store path: None
+            Backing store flags:
+        LUN: 1
+            Type: disk
+            SCSI ID: IET     00030001
+            SCSI SN: beaf31
+            Size: 5377 MB, Block size: 512
+            Online: Yes
+            Removable media: No
+            Prevent removal: No
+            Readonly: No
+            Backing store type: rdwr
+            Backing store path: /dev/mapper/VG_DISK3-LV_Disk3
+            Backing store flags:
+    Account information:
+    ACL information:
+        ALL
+Target 4: iqn.2015-04.com.iscsi-iSCSI_Target4
+    System information:
+        Driver: iscsi
+        State: ready
+    I_T nexus information:
+    LUN information:
+        LUN: 0
+            Type: controller
+            SCSI ID: IET     00040000
+            SCSI SN: beaf40
+            Size: 0 MB, Block size: 1
+            Online: Yes
+            Removable media: No
+            Prevent removal: No
+            Readonly: No
+            Backing store type: null
+            Backing store path: None
+            Backing store flags:
+        LUN: 1
+            Type: disk
+            SCSI ID: IET     00040001
+            SCSI SN: beaf41
+            Size: 5344 MB, Block size: 512
+            Online: Yes
+            Removable media: No
+            Prevent removal: No
+            Readonly: No
+            Backing store type: rdwr
+            Backing store path: /dev/mapper/VG_DISK4-LV_Disk4
+            Backing store flags:
+    Account information:
+    ACL information:
+        ALL
+</code>
+* target 제거
+<code vim>
+tgt-admin --delete ALL // 모든 타겟을 지운다.
+tgt-admin --delete tid=4 // 타겟4번을 지운다.
+tgt-admin --delete iqn.2015-04.com   // 해당 iqn.2015-04.com 타겟을 지운다.
+</code>