From: Mike Anderson <andmike@linux.vnet.ibm.com>
To: device-mapper development <dm-devel@redhat.com>
Subject: Re: NIC and HBA based multipathing
Date: Mon, 12 Nov 2007 12:18:35 -0800 [thread overview]
Message-ID: <20071112201835.GB23668@linux.vnet.ibm.com> (raw)
In-Reply-To: <342d47870711120954p56f41b30ob2c0956d11740244@mail.gmail.com>
Scott Moseman <scmoseman@gmail.com> wrote:
> Maybe no one wants to open my attachment, here's an abbreviated
> version of the "multipath -v" output...
>
> # multipath -v4
> load path identifiers cache
> #
> # all paths in cache :
> #
> #:#:#:# hda 3:0 [faulty] //
> 30690a018f015191a6472441d1500f057 1:0:1:0 sdb 8:16 [active][ready] EQLOGIC /
> 3:0:0:0 sdc 8:32 [faulty] EQLOGIC /100E-00 /2.3
>
> Per my previous email, the "sdc" device is the iSCSI connection
> through the NIC. The HBA connection, "sdb", is working fine.
Based on the previous multipath -v4 output you provided (snippet shown
below) it appears there is a problem accessing the device node of sdc as
it complete sysfs_pathinfo and then appears to fail when it tries to open
the device node.
...
h:b:t:l = 3:0:0:0
tgt_node_name =
Is /dev/sdc ok? Can you do a dd read of the device?
-andmike
--
Michael Anderson
andmike@linux.vnet.ibm.com
next prev parent reply other threads:[~2007-11-12 20:18 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-30 16:56 NIC and HBA based multipathing Scott Moseman
2007-10-30 17:40 ` Kevin Foote
2007-10-30 19:11 ` Scott Moseman
2007-11-01 19:53 ` Mike Christie
2007-11-01 20:21 ` Scott Moseman
2007-11-01 21:57 ` Mike Anderson
2007-11-01 22:09 ` Mike Anderson
2007-11-06 21:08 ` Scott Moseman
2007-11-06 22:20 ` Mike Anderson
2007-11-06 22:33 ` Scott Moseman
2007-11-06 22:54 ` malahal
2007-11-06 23:51 ` Upgrade issues with v4.8 Paul Cote
2007-11-06 23:01 ` NIC and HBA based multipathing Mike Anderson
2007-11-07 1:46 ` Scott Moseman
2007-11-07 2:59 ` malahal
2007-11-07 5:09 ` Mike Anderson
2007-11-07 15:07 ` Scott Moseman
2007-11-12 17:54 ` Scott Moseman
2007-11-12 20:18 ` Mike Anderson [this message]
2007-11-12 20:34 ` Scott Moseman
2007-11-13 16:52 ` Scott Moseman
2007-11-15 18:00 ` Scott Moseman
2007-11-15 18:31 ` checker msg is "emc_clariion_checker: Path not correctly configured for failover" Paul Cote
2007-11-15 18:44 ` NIC and HBA based multipathing Mike Christie
2007-11-15 19:16 ` Mike Anderson
2007-11-15 20:26 ` Scott Moseman
2007-11-15 20:40 ` Scott Moseman
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