Split install across SSD and HDD - optimum layout?

[Colin Law]

Thanks for the input Ralf.  I think all I can say is that our
requirements are so different that your 'optimum' is quite a long way
from mine.

Colin

On Sat, 4 Apr 2020 at 15:18, Ralf Mardorf via ubuntu-users
<ubuntu-users at lists.ubuntu.com> wrote:
>
> On Sat, 4 Apr 2020 15:54:50 +0200, Ralf Mardorf wrote:
> >On Sat, 4 Apr 2020 12:17:37 +0100, Colin Law wrote:
> >>I think 4TB SSD's are still quite expensive aren't they?
> >
> >They are quite expensive, OTOH computers at the times of Commodore,
> >Atari and Jochen Merz's QL Emulator, let alone a few years before that
> >time, were way more expensive. Nowadays computers are cheap products.
> >Compared to the prices of home computers in the 80th and 90th, let
> >alone before that time, even 4TB SSD capacity are cheap nowadays.
> >
> >A combination of SSD and HDD is less cost-intensive, but managing a
> >combination of a SSD for speed and a hard disc for capacity is
> >illusory, if the 4 TB are needed for daily work or a project. If so,
> >the HDD is a bottleneck and you gain less, perhaps nothing from the
> >SSD's speed, no matter how smart you assign directories to the SSD and
> >HDD.
> >
> >Everything you really need for a project or daily work should be on the
> >SSD. The HDD should be for archiving seldom needed data. If the data on
> >the HDD should be needed, you should temporarily copy it to the SSD. If
> >4 TB are needed all the time, you probably can't avoid getting one
> >or more SSDs providing 4TB.
>
> PS:
>
> The field of application matters a lot. For real-time audio productions
> HDDs are fast enough, what we gain from SSDs in this domain is, that
> SSDs are silent (HDDs are noisy). To open a GTK3 app very fast,
> the bottlenecks on my machine probably are the CPU and GPU. Those
> GTK3 apps likely require a CPU and GPU cooled by several fans and
> they likely require their own power plant to open fast. 2 or more fans
> aren't silent anymore and energy saving is also something to consider.
>
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