On 20/08/2012 17:22, Alan Cox wrote: > Try setting kern.maxbcache to two billion and adding 50 billion to the > setting of vm.kmem_size{,_max}.
Just as a side-note: unless it has some side-effects, it is probably worth increasing these tunables by default, as RAM is very cheap again. 512 GB in a machine can be bought for less than $10,000.
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