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    SubjectRe: [RFC][PATCH] page reclaim throttle take2
    Hi balbir-san,

    > >> CONFIG_SIMULTANEOUS_PAGE_RECLAIMERS
    > >> int
    > >> default 3
    > >> depends on DEBUG
    > >> help
    > >> This value determines the number of threads which can do page reclaim
    > >> in a zone simultaneously. If this is too big, performance under heavy memory
    > >> pressure will decrease.
    > >> If unsure, use default.
    > >> ==
    > >>
    > >> Then, you can get performance reports from people interested in this
    > >> feature in test cycle.
    > >
    > > hm, intersting.
    > > but sysctl parameter is more better, i think.
    > >
    > > OK, I'll add it at next post.
    >
    > I think sysctl should be interesting. The config option provides good
    > documentation, but it is static in nature (requires reboot to change). I wish we
    > could have the best of both worlds.

    OK, I obey your opinion.


    - kosaki




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