Re: [patch 9/11] net: dst_entry.refcount, use, lastuse to use alloc_percpu

["David S. Miller" <davem@davemloft.net>]

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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