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Message-ID: <2c0942db0707251832i542249d5ve0006b3db0374678@mail.gmail.com> Date: Wed, 25 Jul 2007 18:32:48 -0700 From: "Ray Lee" <ray-lk@...rabbit.org> To: "Matthew Hawkins" <darthmdh@...il.com> Cc: linux-kernel@...r.kernel.org, "ck list" <ck@....kolivas.org>, linux-mm@...ck.org Subject: Re: [ck] Re: -mm merge plans for 2.6.23 On 7/25/07, Matthew Hawkins <darthmdh@...il.com> wrote: > On 7/26/07, Ray Lee <ray-lk@...rabbit.org> wrote: > > I'd just like updatedb to amortize its work better. If we had some way > > to track all filesystem events, updatedb could keep a live and > > accurate index on the filesystem. And this isn't just updatedb that > > wants that, beagle and tracker et al also want to know filesystem > > events so that they can index the documents themselves as well as the > > metadata. And if they do it live, that spreads the cost out, including > > the VM pressure. > > We already have this, its called inotify (and if I'm not mistaken, > beagle already uses it). Yeah, I know about inotify, but it doesn't scale. ray@...enix:~$ find ~ -type d | wc -l 17933 ray@...enix:~$ That's not fun with inotify, and that's just my home directory. The vast majority of those are quiet the vast majority of the time, which is the crux of the problem, and why inotify isn't a great fit for on-demand virus scanners or indexers. Ray - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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