[vdr] Replay with NFS and 54 MBit WLAN is jerky

Luca Olivetti luca at ventoso.org
Sat Mar 5 15:49:48 CET 2005

Emil Naepflein wrote:
> On Sat, 05 Mar 2005 12:55:09 +0100, Luca Olivetti wrote:
>>I hate to say that, but it works fine here, both on the wired lan (my 
>>vdr machine is diskless) 
> 100 MBit wired is much faster an you get less errors than with 54 MBit
> wlan.
>>and on the wireless lan (replaying on a laptop 
>>with the xine plugin, either with an nfs mounted directory or live video 
>>through streamdev).
> Do you use NFS over TCP/IP?


>>Both machines are running a stock mandrake kernel (2.6.3-7mdk on the nfs 
>>server, on the client), 
> I have a 2.4.21 kernel on the client and 2.4.19 on server.

maybe nfs support has improved in kernel 2.6

>>both have an atheros based 11g 
>>card using the madwifi driver (different cvs versions on the server and 
>>client), the server is configured as an access point.
> I also use the madwifi driver on the client. The server is connected to
> a NETGear 108 MBit access point.
> A throughput of 1200 KB/s should be enough if buffering works right. And
> if I specify a 8 MB buffer this covers more than 10 s of playback.

Well, for me (depending on the channel) it actually works well with a 
throughput of 400..600KB/s (as reported by gkrellm).
My ntp mount options are rsize=8192,wsize=8192

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