On Oct 10, 2009, at 12:29 AM, C Linus Hicks <linush at verizon.net> wrote: > On Fri, 2009-10-09 at 21:42 -0400, Ross Walker wrote: >> On Oct 9, 2009, at 6:14 PM, C Linus Hicks wrote: >>> >>> So for iet, that means /etc/iet/ietd.conf should define the Lun like >>> this: >>> >>> Lun 0 Path=/dev/sdb,Type=blockio,ScsiId=asmdg,ScsiSN=dg0 >>> >>> If that's all it takes to make it do blockio instead of fileio, then >>> that is already the case. Deadlocks on the cache pages - wouldn't >>> that >>> only affect I/O and not logging in? >> >> Ok, well at least that's covered. >> >> Is iptables disabled? >> >> Also the latest version of IET won't advertise the loopback on >> discovery unless you are discovering on that same same loopback >> address. You can still statically connect though, which I recommend >> for loopback connections. > > Yep, iptables doesn't run on that machine, the service is disabled. > And > I'm just using the one IP address on that machine. > > Here's my /var/lib/iscsi/ifaces/iface0 file: > > iface.transport_name = tcp > iface.hwaddress = 00:1D:92:B4:50:6E > > Is the transport_name for loopback still tcp? > The discovery appears to work properly: > > [root at lh6 iscsi]# iscsiadm -m discovery -t st -p 10.200.1.6:3260 -I > iface0 -P 1 > Target: iqn.2009-10.net.linush:storage.disk1.sys1.asmdg > Portal: 10.200.1.6:3260,1 > Iface Name: iface0 > > I found a way to make the entry in /var/lib/iscsi/static which is > just a > symbolic link back to the entry in /var/lib/iscsi/nodes, but you > must be > seeing different documentation because I don't see any thing that > talks > about logging in using the static entry. At any rate, I run this > command > and get the output as shown: > > [root at lh6 iscsi]# iscsiadm -m node -T iqn. > 2009-10.net.linush:storage.disk1.sys1.asmdg -p 10.200.1.6:3260 -l > Logging in to [iface: iface0, target: iqn. > 2009-10.net.linush:storage.disk1.sys1.asmdg, portal: 10.200.1.6,3260] > iscsiadm: Could not login to [iface: iface0, target: iqn. > 2009-10.net.linush:storage.disk1.sys1.asmdg, portal: 10.200.1.6,3260]: > iscsiadm: initiator reported error (8 - connection timed out) > > And here's the node: > > [root at lh6 iscsi]# cat nodes/iqn.2009-10.net.linush > \:storage.disk1.sys1.asmdg/10.200.1.6\,3260\,1/iface0 > # BEGIN RECORD 2.0-868 > node.name = iqn.2009-10.net.linush:storage.disk1.sys1.asmdg > node.tpgt = 1 > node.startup = manual > iface.hwaddress = 00:1D:92:B4:50:6E > iface.iscsi_ifacename = iface0 > iface.net_ifacename = default > iface.transport_name = tcp > node.discovery_port = 0 > node.discovery_type = static > node.session.initial_cmdsn = 0 > node.session.initial_login_retry_max = 4 > node.session.cmds_max = 128 > node.session.queue_depth = 32 > node.session.auth.authmethod = None > node.session.timeo.replacement_timeout = 120 > node.session.err_timeo.abort_timeout = 15 > node.session.err_timeo.lu_reset_timeout = 30 > node.session.err_timeo.host_reset_timeout = 60 > node.session.iscsi.FastAbort = Yes > node.session.iscsi.InitialR2T = No > node.session.iscsi.ImmediateData = Yes > node.session.iscsi.FirstBurstLength = 262144 > node.session.iscsi.MaxBurstLength = 16776192 > node.session.iscsi.DefaultTime2Retain = 0 > node.session.iscsi.DefaultTime2Wait = 2 > node.session.iscsi.MaxConnections = 1 > node.session.iscsi.MaxOutstandingR2T = 1 > node.session.iscsi.ERL = 0 > node.conn[0].address = 10.200.1.6 > node.conn[0].port = 3260 > node.conn[0].startup = manual > node.conn[0].tcp.window_size = 524288 > node.conn[0].tcp.type_of_service = 0 > node.conn[0].timeo.logout_timeout = 15 > node.conn[0].timeo.login_timeout = 15 > node.conn[0].timeo.auth_timeout = 45 > node.conn[0].timeo.noop_out_interval = 5 > node.conn[0].timeo.noop_out_timeout = 5 > node.conn[0].iscsi.MaxRecvDataSegmentLength = 131072 > node.conn[0].iscsi.HeaderDigest = None,CRC32C > node.conn[0].iscsi.IFMarker = No > node.conn[0].iscsi.OFMarker = No > # END RECORD > >> From ifconfig: > > eth2 Link encap:Ethernet HWaddr 00:1D:92:B4:50:6E > inet addr:10.200.1.6 Bcast:10.200.1.255 Mask:255.255.255.0 What does the ietd.conf, initiators.allow and targets.allow look like? What is your network setup? Are you using a vif on the loopback? -Ross