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    SubjectRe: [PATCH 0/3] memdelay: memory health metric for systems and workloads
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    On Thu, 2017-07-27 at 11:30 -0400, Johannes Weiner wrote:
    >
    > Structure
    >
    > The first patch cleans up the different loadavg callsites and macros
    > as the memdelay averages are going to be tracked using these.
    >
    > The second patch adds a distinction between page cache transitions
    > (inactive list refaults) and page cache thrashing (active list
    > refaults), since only the latter are unproductive refaults.
    >
    > The third patch finally adds the memdelay accounting and interface:
    > its scheduler side identifies productive and unproductive task states,
    > and the VM side aggregates them into system and cgroup domain states
    > and calculates moving averages of the time spent in each state.

    What tree is this against?  ttwu asm delta says "measure me".

    -Mike

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