linux-kernel - Re: [PATCH] add b+tree library

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Message-ID: <20090205084627.GF14832@one.firstfloor.org>
Date:	Thu, 5 Feb 2009 09:46:27 +0100
From:	Andi Kleen <andi@...stfloor.org>
To:	Johannes Berg <johannes@...solutions.net>
Cc:	Peter Zijlstra <peterz@...radead.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Jörn Engel <joern@...fs.org>,
	Theodore Tso <tytso@....edu>, Andi Kleen <andi@...stfloor.org>,
	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	Linux Kernel list <linux-kernel@...r.kernel.org>,
	"Luis R. Rodriguez" <mcgrof@...il.com>
Subject: Re: [PATCH] add b+tree library

> In my use case, tracking the wifi APs around you, you have to scale from
> a single one to >1k (yes, it's happening!), and lookups better be fast
> because you might be doing them a lot (dozens of times per second).

dozens of times per second is actually not a lot on any reasonable system.
anything that's not totally screwed up (like the rbtrees) should be fine.

-Andi

-- 
ak@...ux.intel.com -- Speaking for myself only.
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