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From: Tomasz Torcz <tomek@pipebreaker.pl>
To: linux-btrfs@vger.kernel.org
Subject: Re: exploit preload daemon to defragment most needed files
Date: Sun, 5 May 2013 15:57:09 +0200	[thread overview]
Message-ID: <20130505135708.GA24548@mother.pipebreaker.pl> (raw)
In-Reply-To: <05mh5a-iqe.ln1@hurikhan.ath.cx>

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@chrome.pl    wagon filled with backup tapes." -- Jim Gray


  reply	other threads:[~2013-05-05 14:05 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-05-05  9:42 exploit preload daemon to defragment most needed files Kai Krakow
2013-05-05 13:57 ` Tomasz Torcz [this message]
2013-05-05 16:21   ` Kai Krakow

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