Re: pgcon2015, what happened to SMR disk technolgy ?

On 2017-10-18 06:50:19 +0200, Laurent Laborde wrote:
> On Tue, Oct 17, 2017 at 1:38 PM, Geoff Winkless <pgsqladmin(at)geoff(dot)dj> wrote:
>
> > On 17 October 2017 at 11:59, Laurent Laborde <kerdezixe(at)gmail(dot)com> wrote:
> >
> >> What's the point of the seagate archive now ?
> >> Ironwolf, for the same public price, have better performance (obviously)
> >> and, more surprising, a better MTBF.
> >>
> >
> > ​I have no real insight into whether Seagate are still pursuing the
> > product design, but I'm not really surprised that the MTBF is worse: if the
> > shingled disk must write some tracks twice for each individual track write,
> > it seems logical that there will be more write stress and therefore
> > shortened lifespan, no?
> >
>
> I contacted seagate and just got a reply : they don't have strategic
> information to share about SMR technology at the moment.
> I guess i saw it coming ^^

What I heard as rumours, not super trustworthy ones but not entirely
uninformed, is that SMR drives are currently pretty much entirely sold
to companies doing online data storage and such.

Greetings,

Andres Freund