[ovirt-users] iSCSI Multipathing -> host inactive

[Elad Ben Aharon]

Hi,

Is the iSCSI domain that supposed to be connected through the bond the
current master domain?

Also, can you please provide the output of 'iscsiadm -m session -P3' ?


Thanks



On Mon, Aug 15, 2016 at 4:31 PM, Uwe Laverenz <uwe at laverenz.de> wrote:

> Hi all,
>
> I'd like to test iSCSI multipathing with OVirt 4.02 and see the following
> problem: if I try to add an iSCSI-Bond the host loses connection to _all_
> storage domains.
>
> I guess I'm doing something wrong. :)
>
> I have built a small test environment for this:
>
> The storage is provided by a freenas box with two dedicated interfaces for
> two separate iSCSI networks.
>
> Each interface has one address in one network (no VLANs, no trunking). For
> each network there is one portal configured. Both portals point to the same
> target. The target has 4 LUNs.
>
> The host also has two dedicated interfaces for iSCSI and finds the target
> over both portals, all LUNs are selected for use and show 2 paths.
>
> My questions:
>
> 1) Is this setup ok or did I miss something?
>
> 2) The LUNs already show 2 paths (multipath -ll), one "active" and one
> "enabled", what difference would a Datacenter iSCSI-bond make?
>
> 3) What combination of checkboxes do I have to use?
>
> Logical Letworks
>
> [ ] ISCSIA
> [ ] ISCSIB
>
> Storage Targets
>
> [ ] iqn.2005-10.org.freenas.ctl:tgt01   10.0.131.121   3260
> [ ] iqn.2005-10.org.freenas.ctl:tgt01   10.0.132.121   3260
>
>
> As stated in the beginning: all my tests made the host lose connection to
> all storage domains (NFS included) and I can not see what I am doing wrong.
>
> Thank you very much!
>
> cu,
> Uwe
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