Messages in this thread | | | From | Linus Torvalds <> | Date | Sat, 22 Aug 2020 09:05:37 -0700 | Subject | Re: [PATCH 0/4] mm: Simplfy cow handling |
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On Fri, Aug 21, 2020 at 4:50 PM Peter Xu <peterx@redhat.com> wrote: > > - Run a busy loop dirty program [1] that uses 6G of memory, restrict to 1G > RAM + 5G swap (cgroup). A few hours later, all things still look good. > Make sure to observe (still massive) correct page reuses using the new > counter using the last patch, probably when swapping in. > > - Run umapsort [2] to make sure uffd-wp will work again after applying this > series upon master 5.9-rc1 (5.9-rc1 is broken).
I obviously like the diffstat, am wondering if you saw any throughput changes or similar for the busy-loop dirtying thing?
Linus
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