Messages in this thread | | | Date | Wed, 3 Sep 2003 10:32:13 -0700 | From | Larry McVoy <> | Subject | Re: Scaling noise |
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On Wed, Sep 03, 2003 at 01:07:03PM -0400, Brown, Len wrote: > Fortunately seek time on RAM is lower than disk;-) Sure, parallel > systems are a waste of effort for running a single copy of a single > threaded app, but when you have multiple apps, or better yet MT apps, > you win. If system performance were limited over time to the rate of > decrease in RAM latency, then we'd be in sorry shape.
For a lot of applications we are. Go talk to your buddies in the processor group, I think there is a fair amount of awareness that for most apps faster processors aren't doing any good. Ditto for SMP.
> Back to the original off-topic... > An OEM can spin their motivation to focus on smaller systems in 3 ways: > > 1. large server sales are a small % of industry units > 2. large server sales are a small % of industry revenue > 3. large server sales are a small % of industry profits > > Only 1 is true.
How about some data to back up that statement?
Sun: ~11B/year and losing money, heavily server based Dell: ~38B/year and making money, 99% small box based
If you were gambling with _your_ money, would you invest in Sun or Dell? -- --- Larry McVoy lm at bitmover.com http://www.bitmover.com/lm - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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