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各位好:我在节点一(hostname: rac1,IP: 192.168.123.10)是配置了 iscsi-target-utils(tgt)作为 iscsi 存储服务器,在节点2(hostname: rac2,IP: 192.168.123.20)配置了 iscsi-initiator 作为 iscsi 客户端,想将 rac1 上的 /dev/sdj 磁盘共享给 rac2
rac1 上的 tgtd 服务和 iscsid 服务都是已经成功启动了的,rac2 上的 iscsid 服务也成功启动。
我在 rac2 上执行
[root@rac2 iscsi]# iscsiadm -m discovery -t sendtargets -p 192.168.123.10:3260
192.168.123.10:3260,1 iqn.1994-05.com.redhat:542206ccebc
[root@rac2 iscsi]# iscsiadm -m node -T iqn.1994-05.com.redhat:542206ccebc -p 192.168.123.10:3260 --login
Logging in to [iface: default, target: iqn.1994-05.com.redhat:542206ccebc, portal: 192.168.123.10,3260]
Login to [iface: default, target: iqn.1994-05.com.redhat:542206ccebc, portal: 192.168.123.10,3260] successful.
都是提示成功的,但在 rac2 节点上执行 fdisk -l 就没有发现 rac1 节点的 /dev/sdj 磁盘。
rac1 主机上的 iscsi 相关配置文件内容如下:
rac1 主机上的 /etc/iscsi/initiatorname.iscsi 内容如下:
InitiatorName=iqn.1994-05.com.redhat:542206ccebc
rac1 主机上的 /etc/tgt/targets.conf 内容如下:
default-driver iscsi
<target iqn.1994-05.com.redhat:542206ccebc>
backing-restore /dev/sdj
incominguser chenhq chenhq123
initiator-address 192.168.123.20
</target>
rac1 主机上的 /etc/iscsi/iscsid.conf 内容如下:
node.startup = automatic
node.session.auth.authmethod = CHAP
node.session.auth.username = chenhq
node.session.auth.password = chenhq123
discovery.sendtargets.auth.authmethod = CHAP
discovery.sendtargets.auth.username = chenhq
discovery.sendtargets.auth.password = chenhq123
node.session.timeo.replacement_timeout = 120
node.conn[0].timeo.login_timeout = 15
node.conn[0].timeo.logout_timeout = 15
node.conn[0].timeo.noop_out_interval = 5
node.conn[0].timeo.noop_out_timeout = 5
node.session.err_timeo.abort_timeout = 15
node.session.err_timeo.lu_reset_timeout = 30
node.session.initial_login_retry_max = 8
node.session.cmds_max = 128
node.session.queue_depth = 32
node.session.xmit_thread_priority = -20
node.session.iscsi.InitialR2T = No
node.session.iscsi.ImmediateData = Yes
node.session.iscsi.FirstBurstLength = 262144
node.session.iscsi.MaxBurstLength = 16776192
node.conn[0].iscsi.MaxRecvDataSegmentLength = 262144
node.conn[0].iscsi.MaxXmitDataSegmentLength = 0
discovery.sendtargets.iscsi.MaxRecvDataSegmentLength = 32768
node.conn[0].iscsi.HeaderDigest = None
node.session.iscsi.FastAbort = Yes
-----------------------------------------------------
rac2 主机上的 iscsi 相关配置文件内容如下:
rac2 主机上的 /etc/iscsi/initiatorname.iscsi 内容如下:
InitiatorName=iqn.1994-05.com.redhat:542206ccebc
rac2 主机上的 /etc/iscsi/iscsid.conf 内容如下:
node.startup = automatic
node.session.auth.authmethod = CHAP
node.session.auth.username = chenhq
node.session.auth.password = chenhq123
discovery.sendtargets.auth.authmethod = CHAP
discovery.sendtargets.auth.username = chenhq
discovery.sendtargets.auth.password = chenhq123
node.session.timeo.replacement_timeout = 120
node.conn[0].timeo.login_timeout = 15
node.conn[0].timeo.logout_timeout = 15
node.conn[0].timeo.noop_out_interval = 5
node.conn[0].timeo.noop_out_timeout = 5
node.session.err_timeo.abort_timeout = 15
node.session.err_timeo.lu_reset_timeout = 30
node.session.initial_login_retry_max = 8
node.session.cmds_max = 128
node.session.queue_depth = 32
node.session.xmit_thread_priority = -20
node.session.iscsi.InitialR2T = No
node.session.iscsi.ImmediateData = Yes
node.session.iscsi.FirstBurstLength = 262144
node.session.iscsi.MaxBurstLength = 16776192
node.conn[0].iscsi.MaxRecvDataSegmentLength = 262144
node.conn[0].iscsi.MaxXmitDataSegmentLength = 0
discovery.sendtargets.iscsi.MaxRecvDataSegmentLength = 32768
node.conn[0].iscsi.HeaderDigest = None
node.session.iscsi.FastAbort = Yes
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请问各位,我哪里配置得不对吗?为什么连接上服务端的iscsi,但还是发现不了共享磁盘 /dev/sdj 呢?
待复,感谢!
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