[Wylug-discuss] BBC speeds up TCP video streaming on Linux (paraphrase)

[Darren Menachem Drapkin]

Isn't this the same principal as Direct Memory Access that was used to 
speed up hard drive to ram transfer.

On 10/15/2015 01:45 PM, Graham Whaley wrote:
> RobS, is this you and yours?
>
> http://www.theregister.co.uk/2015/10/12/linux_networking_api_showing_its_age/
>
> something we can discuss at the next meet maybe. I'd be interested if
> it is just the buffer share/zero copy that gets the major speedup, or
> the buffer batching, or the reduction in syscalls and context switches
> - or a combination of all three.
>
> If I remember I'll also bring along some hacker boards for folks to
> stare at - an early Minnow version (now generally surpassed), an ARM64
> Dragon 410c I just won and a MIPS CI20 for comparison. All run Linux.
>
>   Graham
>
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-- 
--
Darren Menachem Drapkin