[linux-dvb] Dropping 50-70 frames and don't know why

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Peter Maersk-Moller wrote:
> Now the reason data was not read fast enough from the card
> was not lack of idle cpu, but rather an issue with NFS.
> I had modified dvbstream (with code from dvbtext) to
> save texttv/videotext pages into files. Since my DVB
> receivers are diskless, NFS was used. For reasons still
> unknown to me, that delayed dvstreams reading cycle
> every know and then causing a loss of data leading
> to a jump in PTS.
> 
> Johannes, is there an IOCTL call I can make to detect loss of data
> on a DVB receiver card ?

dvbstream does very poor (no?) checking of errors returned by the read
and write commands.  This is probably the first place to look.

Dave.



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