Tommy,
> Thanks for the response. I had heard rumor (read in comments on a sun blog)
> that the OpenStorage (fishworks) box only allows me to create 32 targets.
It is a fact that iSCSI Target in COMSTAR only supports 32 targets. Work is in
progress to increase this to 255.
http://bugs.opensolaris.org/bugdatabase/view_bug.do?bug_id=6889663
Jim Dunham
Engineering Manager
Core I/O - COMSTAR
Open Storage Systems Group
> It could be something underneath that is limiting that, but alas, 32 targets.
> It appear that best practice is to create a target for a virtual machine, so
> that the "alias" is actually useful, like the VM-name. At that point,
> numbered LUNS aren't a big deal really as there would only really be a need
> for 2 at this point. In order to follow that scheme, I am going to need FAR
> more than 32 targets. Instead, I thought I would just create a single target
> for all the VMs in one "farm" and then I would be able to name the disks and
> refer to them by their name somehow. I guess thats out too.
>
> As a workaround I can create LUNs, specifying the LUN numbers, then just have
> some sort of "mapping" document that keeps track of the first 5 belong to
> vm-1 the next 5 belong to vm-2, etc.
>
> I know I am just complaining, but I thought I'd make my case for iSCSI LUN
> aliases. Honestly, its the same problem over FC. Again the storage allows me
> to "name" the LUN, but when I get to the OS, I get a big list of obnoxiously
> named devices and I have to compare WWNs to figure out which is which. I
> guess I want alias names for LUNs in general then :)
>
> Tommy
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