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    SubjectRe: [patch 9/11] net: dst_entry.refcount, use, lastuse to use alloc_percpu
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    From: Ravikiran G Thirumalai <kiran@scalex86.org>
    Date: Tue, 13 Sep 2005 16:17:17 -0700

    > But even 1 Million dst cache entries would be 16+4 MB additional for
    > a 4 cpu box....is that too much?

    Absolutely.

    Per-cpu counters are great for things like single instance
    statistics et al. But once you start doing them per-object
    that's out of control bloat as far as I'm concerned.
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