[CentOS] new laptop: DVD or Blu-ray

Thu Aug 20 14:50:48 UTC 2015
Valeri Galtsev <galtsev at kicp.uchicago.edu>

On Thu, August 20, 2015 7:01 am, Marcin Trendota wrote:
> W dniu 20.08.2015 o 13:52, Mauricio Tavares pisze:
>> On Thu, Aug 20, 2015 at 7:34 AM, Marcin Trendota <moonwolf.rh at gmail.com>
>> wrote:
>>> W dniu 20.08.2015 o 13:26, Mauricio Tavares pisze:
>>>> On Aug 20, 2015 6:54 AM, "ken" <gebser at mousecar.com> wrote:
>>>>>
>>>>> One of the build options for a laptop I'm looking at buying is DVD vs
>>>> Blu-Ray.  I've never used Blue-ray before, so is there some compelling
>>>> reason, as a Linux guy, to want to get Blu-ray?
>>>>        First of all, is this going to be your desktop or a server? If
>>>> the
>>>> later, can't see the point for blueray. One of the compelling reasons
>>>> against is that only movies use it. Second, it has dmr crap in it that
>>> I used to use Blu-Ray as backup device.
>>       In that case, the concern about drm is null and void. That said,
>> how did that work out for you? I thought about doing that because of
>> the sheer capacity but my experience using DL DVDs for backup was not
>> as good as the original claims. Retention was not good after a year or
>> so, which led me to use hard drives instead with a slow rotation
>> policy and keeping hardware to read it (poor man's futureproofing).
>
> Well, retention was not an issue in my case (that were monthly backups,
> we didn't need to keep old backups). But eventually capacity became a
> problem. Recently we have switched to RDX.
>

Which RDX? This:

https://en.wikipedia.org/wiki/RDX

?

Valeri

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Valeri Galtsev
Sr System Administrator
Department of Astronomy and Astrophysics
Kavli Institute for Cosmological Physics
University of Chicago
Phone: 773-702-4247
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