Messages in this thread | | | Date | Wed, 08 Sep 2004 14:10:32 -0700 | From | "Martin J. Bligh" <> | Subject | Re: swapping and the value of /proc/sys/vm/swappiness |
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>> > For HPC, maybe. For a fileserver, it might be far too little. That's the >> > trouble ... it's all dependant on the workload. Personally, I'd prefer >> > to get rid of manual tweakables (which are a pain in the ass in the field >> > anyway), and try to have the kernel react to what the customer is doing. >> >> Agreed. Many of these things should be self-tunable pretty >> easily, too... > > I know this has been discussed before, but could a userspace daemon which > autotunes the tweakables do a better job wrt. to adapting the kernel > behaviour depending on the workload? Just like these days we have > irqbalance instead of a in-kernel "irq balancer". It's a alternative > worth of look at?
I really don't see any point in pushing the self-tuning of the kernel out into userspace. What are you hoping to achieve?
M.
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