[mythtv-users] Upgrade order for MythTV vs Ubuntu

jam at tigger.ws jam at tigger.ws
Tue Jul 14 05:20:55 UTC 2020



> On 14 Jul 2020, at 12:47 pm, DryHeat122 <dryheat122 at gmail.com> wrote:
> 
> > I always do a clean install to a separate partition rather than doing an "in-place" upgrade. Before doing this, I first make full backups (I use tar, personally) of non-recording partitions. If you haven't done this before, you'll probably need to do some re-partitioning to make room for a clean install, which is another reason to make good backups first. The reason to have a new, separate partition is so you can go back and forth to and from your current working environment and the new environment. Especially with the change from SD-DD (schedules direct-direct data) to SD-JSON (schedules direct-json). It took me more than an afternoon to get that sorted out to my liking, so it was important to reboot back to the known working environment. I also do this back & forth to upgrade my remote front ends, too.
> 
> Sorry to wander OT for myth.
> I have 2 10 or 20 G partitions for root.
> I alternate each time I install leaving the other to be used if everything fails this install. Also no matter how careful I an I always forget *something* sometimes noticing a week or two later.
> Many Distros use 1000 as the uid for the first user so leaving home not formated keeps familiar stuff.
> 
> James
> I currently have the system/myth on one small physical drive/partition, and video0 mapped to a separate physical drive/partition. Both are  mechanical HDDs.  I hope to back up mythconverg,  clone video0 to a same-size SSD, do a clean install of 18.04/myth 31 on a small ssd, and restore the DB. Then everything will work great. I'm dreaming, aren't I? 

If you have not been watching the fine print the lifetime of an SSD depends on its size.
A 50G disk on myth normal usage is around 3 years, a 1T has a life time of 60 years.

Both the 3 year limit happened to me, and smartmon tools gives a life of 63 odd years fot the 1T disk.

James.



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