On 8/24/05, Danial Thom <[EMAIL PROTECTED]> wrote: > --- Patrick McHardy <[EMAIL PROTECTED]> wrote: > > > Danial Thom wrote: > > > I think part of the problem is the continued > > > misuse of the word "latency". Latency, in > > > language terms, means "unexplained delay". > > Its > > > wrong here because for one, its explainable. > > But > > > it also depends on your perspective. The > > > "latency" is increased for kernel tasks, > > while it > > > may be reduced for something that is getting > > the > > > benefit of preempting the kernel. So you > > really > > > can't say "the price of reduced latency is > > lower > > > throughput", because thats simply backwards. > > > You've increased the kernel tasks latency by > > > allowing it to be pre-empted. Reduced latency > > > implies higher efficiency. All you've done > > here > > > is shift the latency from one task to > > another, so > > > there is no reduction overall, in fact there > > is > > > probably a marginal increase due to the > > overhead > > > of pre-emption vs doing nothing. > > > > If instead of complaining you would provide the > > information > > I've asked for two days ago someone might > > actually be able > > to help you. > > Because gaining an understanding of how the > settings work is better than having 30 guys > telling me to tune something that is only going > to make a marginal difference. I didn't ask you > to tell me what was wrong with my setup, only > whether its expected that 2.6 would be less > useful in a UP setup than 2.4, which I think > you've answered. >
I hope you're implying that the answer is; no, it's not expected that 2.6 is less useful in a UP setup than 2.4 :-) -- Jesper Juhl <[EMAIL PROTECTED]> Don't top-post http://www.catb.org/~esr/jargon/html/T/top-post.html Plain text mails only, please http://www.expita.com/nomime.html - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/