On Mon, Apr 13, 2020 at 09:46:22AM -0500, Don Seiler wrote:
> ==> /sys/kernel/mm/ksm/run <==
> 0
Was it off to begin with ?
If not, you can set it to "2" to "unshare" pages.
> ==> /sys/kernel/mm/transparent_hugepage/khugepaged/defrag <==
> 1
So I'd suggest trying with this disabled.
I don't know if I ever fully understood the problem, but it sounds like at
least in your case it's related to large shared_buffers, and hugepages, which
cannot be swapped out.
--
Justin