[mythtv-users] Diskless LTSP Frontend

[Mike Perkins]

On 04/01/14 00:15, Andrew C. Stadt wrote:
> On 03/01/2014 6:03 PM, Mike Perkins wrote:
>> On 03/01/14 19:31, Jim Stichnoth wrote:
>>> On Fri, Dec 27, 2013 at 5:58 PM, Craig Cook <cncook001 at yahoo.com> wrote:
>>>>
>>>> I have just posted this page:
>>>>
>>>> http://www.mythtv.org/wiki/Diskless_LTSP_Frontend
>>>>
>>>> This is the result of 4 days effort.
>>>>
>>>> Feedback welcome (good or bad;)
>>>>
>>>> I am happy to provide more detail on the wiki page, I am not sure what is
>>> needed though.
>>>
>>> This is very cool.  I'm currently running Ubuntu 10.04 LTS, and I'll look
>>> forward to trying this out once 14.04 LTS stabilizes.
>>>
>>> In the meantime, I have a question.  I used 10.04's ltsp-build-client to
>>> create my LTSP infrastructure.  A big problem I have is that when the
>>> server reboots, the clients basically lose their connection to the server
>>> and fail to reestablish it, and all the clients ultimately have to be
>>> hard-rebooted.  I asked about this at
>>> http://www.gossamer-threads.com/lists/mythtv/users/469540?do=post_view_flat#469540
>>>
>>> but
>>> never found a resolution.
>>>
>>> I'm wondering if your set of tools also has this problem.  I'm optimistic
>>> since you mentioned that the protocol is based on ssh (rather than nbd).
>>>
>> Different protocols, different purposes. Your choices are NFS or NBD for disk
>> i/o and SSH or plain-text for console i/o.
>>
>> I'm using NFS and plain-text but I'm not (yet) integrating mythtv with my
>> existing Debian Wheezy setup.
>>
>> I wouldn't worry too much. You wouldn't be booting your MBE that often, would
>> you?
>>
> I run 2x FE pxeboot off a debian server, both using NFS. I can (though try not
> to) reboot the server, bring it back up and the FE's will continue running -
> providing I don't try to do anything with the FE's during the boot cycle.
> Occassionally they'll say 'All Tuners in use' the first time I try to do
> anything, but try it again and it works.
>
> Andrew.
>
Yeah, but re-establishing an NFS share over a reboot is different than doing the 
same with an SSH session over a reboot (LTSP). LTSP uses SSH behind the scenes 
to set up the session, even if you then ask for unencrypted data to be sent 
/during/ the session.

-- 

Mike Perkins