On Saturday, 29 February 2020 14:30:26 GMT Robert Bridge wrote: > > On 29 Feb 2020, at 13:57, Rich Freeman <ri...@gentoo.org> wrote: > > > > Maybe something has changed in the last few years and swap is actually > > useful, but I'm skeptical. I always tend to end up with GB of free > > RAM and a churning hard drive when I enable it. On SSD I'm sure it > > will perform better, but then I'm running through erase cycles > > instead. > > It may be a stupid question, but are you setting vm.swappiness to a > reasonable value? > > The default setting of 60 does tend to lead to swapping far earlier than is > reasonable for modern desktops with 8+GB RAM. > > Cheers, > Robert.
For monster package compiles where each thread chews up more than 3G at a time, the race to/from swap is endless. Swappiness will only go so far. As Richard noted the only sensible solution is to reduce the number of jobs on the compiler.
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