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On 2017年6月1日 20:21:51 JST, Mark Fletcher <mark2...@gmail.com> wrote:
>On Thu, Jun 01, 2017 at 10:39:07AM -0000, Dan Purgert wrote:
>> Curt wrote:
>> > On 2017-05-26, Mark Fletcher <mark2...@gmail.com> wrote:
>> >>>
>> >> It seems like you read my original problem as slowness accessing
>the
>> >> internet. That isn't the problem, I'm concerned about intra-LAN
>speeds.
>> >> Haven't even got the length of worrying about internet speeds yet,
>since
>> >> there are so many variables that can impact that, I have to be
>sure my
>> >> end is in tip-top shape before I start poking at that.
>> >
>> > Intra-LAN speeds; I thought you were speaking of transferring a
>movie
>> > file(?) between two computers on your LAN [...]
>>
>> Think he goofed the word, but intranet ("LAN") speeds would affect
>> transferring a movie.
>>
>
>No "goof"ing involved, thank you very much -- at least not at this end.
>
>Intra-LAN means exactly what it says -- inside the LAN. "Inter" means
>"between" -- "intra" means "inside". You seem like a native speaker of
>English, I would have expected you to know that. Apologies if I am
>wrong.
>
>The original reference was in reply to a reply to my original post, in
>which the replier explained how their inTER-LAN, that is from one
>network to another (local LAN to internet, in this case) connection was
>
>set up -- indicating the poster of that reply had not understood what I
>
>was trying to do.
>
>> > [...] which couldn't proceed any faster than the receiving end
>could
>> > write that file to disk? I mean, would that not be a limiting
>factor,
>> > even with a quantum link?
>>
>> I/O speeds of the drives are definitely a factor -- but pretty much
>> anything relatively decent (i.e. not those godawful 5400 RPM laptop
>> drives) can read fast enough to saturate a wifi link. On the
>"writing"
>> side, it's buffered to RAM first, so that'll help (even with a
>godawful
>> slow 5400 RPM laptop drive).
>>
>> SSD's shouldn't have much trouble (though, does kind of depend on the
>> SATA bus).
>>
>
>Receiver is a high-end laptop hard disk. Based on regular usage of the
>laptop I am extremely confident it is fast enough to not be a factor.
>The overall machine is pretty zippy, even hobbled as it is by Windows
>8.1. The sending end is an SSD mounted on a machine running Jessie.
>Again intra-machine (that word again!) suggest the machine itself is
>healthy and performant.
>
>Next steps on this are for me to follow the advice I've received here
>and try iperf, which I will hopefully have time to do this weekend. I
>see there is a Windows version and that the Linux version is part of
>Jessie. I don't think I am going to have a lot of luck with running on
>my AP as it is not, to my knowledge, running an OS that will let me run
>
>arbitrary software (and I think I'd sort of be uncomfortable if it
>were)
>but at least I can put iperf on the two endpoint machines, and on two
>wired LAN machines, and compare. I will post back here if I find
>something interesting.
>
>Mark
Try the 2 pc back2back first
and u ll huv an idea of the max speed u can get
HTH
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