[mythtv-users] Limiting file transfer speed (to combat Epia system lockup)

Kevin Kuphal kuphal at dls.net
Fri Jan 21 18:02:24 EST 2005


Micah Wedemeyer wrote:

>My Epia Myth box ALWAYS locks up whenever I do a file transfer (scp, ftp, etc.)
>across my local LAN at home.  However, it does fine when downloading files from
>the Internet.  I've read a few posts that say the Epias have trouble with DMA
>and such, and so I'm guessing that if I could reduce the transfer speed, then I
>might be able to keep it from locking up.
>
>So, does anyone know a way to limit transfer speeds?  The best would be options
>that I could pass to FTP or SCP.  For HW/SW, I've got a Netgear WG511 and I'm
>using Linuxant's driverloader, since Prism54 had problems with powering the
>PCMCIA socket.
>
>Any suggestions on how to limit network speeds would be great!
>  
>
If you have iptables on the myth box you might want to look into the 
--dstlimit and --connrate (last I checked) options to rate limit traffic 
in and out of the box.  The FTP server should also have an option to 
apply rate limits to different kinds of connections (like limiting 
anonymous users to certain speeds), at least vsftp does.  Maybe scp has 
similar options. 

Kevin


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