Messages in this thread | | | From | Satoru Moriya <> | Date | Tue, 24 Apr 2012 18:14:37 -0400 | Subject | RE: [RFC][PATCH] avoid swapping out with swappiness==0 |
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On 04/24/2012 04:20 AM, Richard Davies wrote: > > I have run into problems with heavy swapping with swappiness==0 and > was pointed to this thread ( > http://marc.info/?l=linux-mm&m=133522782307215 )
Did you test this patch with your workload? If yes, how did it come out?
> I strongly believe that Linux should have a way to turn off swapping > unless absolutely necessary. This means that users like us can run > with swap present for emergency use, rather than having to disable it > because of the side effects.
Agreed. That is why I proposed the patch.
> Personally, I feel that swappiness==0 should have this (intuitive) > meaning, and that people running RHEL5 are extremely unlikely to run > 3.5 kernels(!) > > However, swappiness==-1 or some other hack is definitely better than > no patch.
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