Re: smp and irq conflict
Bill Davidsen <[email protected]>
| Newsgroups | gmane.linux.smp,gmane.linux.kernel |
|---|---|
| Organization | TMR Associates Inc, Schenectady NY |
| Message-ID | <[email protected]> |
Benny Amorsen wrote: >>>>>> "BD" == Bill Davidsen <[email protected]> writes: >>>>>> > > BD> You may be able to move one board to another slot, but looking at > BD> the bandwidth I suspect you may need a server motherboard with > BD> multiple busses, preferably running at 66MHz 64bit. I don't think > BD> this is a interrupt problem, but you can just try capture on two > BD> channels which share an interrupt, like bttv0 and bttv7 to verify > BD> that. > > 66MHz 64bit isn't much fun when the capture cards are 33MHz 32bit. > > It doesn't help the video to bus, but multiple busses to give a bus per card would help, and assuming the data are being saved to disk using a decent disk controller which can use the additional bandwidth, at least some conflict is avoided or reduced. This is really a case of using general hardware to the utmost, I suspect more m/b bandwidth will be needed somewhere. -- bill davidsen <[email protected]> CTO TMR Associates, Inc Doing interesting things with small computers since 1979 - To unsubscribe from this list: send the line "unsubscribe linux-smp" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html