By: anonymou5 (no.delete@this.spam.com), November 18, 2020 3:41 pm
Room: Moderated Discussions
> SMT is a *terrible* idea for new designs. Sure, it gets you performance uplift, but it comes
> at a cost, particularly in terms of side-channel exposure. That is a game of whack-a-mole that
> doesn't end any time in the near future. Real cores that can be fed properly give you more
> deterministic performance without all of the other downsides from sharing resources.
>
> Jon.
A bit disingenuous that.
Shared uncore. Shared memory. etc.
But hey, if you think you can fill 1k-entry inner core structures with just one thread... then more power to you! :)
> at a cost, particularly in terms of side-channel exposure. That is a game of whack-a-mole that
> doesn't end any time in the near future. Real cores that can be fed properly give you more
> deterministic performance without all of the other downsides from sharing resources.
>
> Jon.
A bit disingenuous that.
Shared uncore. Shared memory. etc.
But hey, if you think you can fill 1k-entry inner core structures with just one thread... then more power to you! :)