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    SubjectRe: [ANNOUNCE] ktimers subsystem

    * Thomas Gleixner <> wrote:

    > > > This revealed a reasonable explanation for this behaviour. Both
    > > > networking and disk I/O arm a lot of timeout timers (the maximum number
    > > > of armed timers during the tests observed was ~400000).
    > >
    > > This triggers the obvious question: where are these timers coming from?
    > > You don't think that having that much timers in first place is little
    > > insane (especially if these are kernel timers)?
    > Quick answer: Networking and disk I/O. Insane load on a 4 way SMP
    > machine. Check yourself. :)

    a busy network server can easily have millions of timers pending. I once
    had to increase a server's 16 million tw timer sysctl limit ...

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