Re: exploit preload daemon to defragment most needed files

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On Sun, May 05, 2013 at 11:42:24AM +0200, Kai Krakow wrote:
> Hey list,
> 
> Although this is about the preload daemon, my intended audience for this 
> matter is the btrfs community. So I'm posting this here.
> 
> I've created a small script here[1] to read the preload daemon state file 
> and use this to run the btrfs defragmenter/compressor on these files. The 
> idea was to have some proof-of-concept to maybe integrate defragmentation 
> capabilities directly into preload.

  In similar spirit, systemd's readhead defrag files on btrfs. Here's the commit:
http://cgit.freedesktop.org/systemd/systemd/commit/?id=746f89063666be8c4d538271c646585ac4fc4353


-- 
Tomasz Torcz               "Never underestimate the bandwidth of a station
xmpp: zdzichubg@xxxxxxxxx    wagon filled with backup tapes." -- Jim Gray

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