From: Tovo Rabemanantsoa <tovo.rabemanantsoa@bordeaux.inra.fr>
To: Btrfs BTRFS <linux-btrfs@vger.kernel.org>
Subject: Re: Bad performance with near-full FS
Date: Tue, 16 Jun 2015 08:27:51 +0200 [thread overview]
Message-ID: <557FC1E7.6040108@bordeaux.inra.fr> (raw)
In-Reply-To: <557EF12E.6000309@gmail.com>
On 06/15/2015 05:37 PM, Austin S Hemmelgarn wrote:
> For almost any non-COW filesystem (ext4, XFS, JFS, etc.), 1% or 100MB
> (whichever is larger) is generally a good buffer. On BTRFS, I would say
> at least 5% or 1.5G (again, whichever is larger; and if performance is a
> concern, go for at least 10-20%), as BTRFS is known to have some rather
> poor behavior when running very close to full.
>
>
I got it.
Thanks all !
T.
prev parent reply other threads:[~2015-06-16 6:27 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-15 12:47 Bad performance with near-full FS Tovo Rabemanantsoa
2015-06-15 13:29 ` David Sterba
2015-06-15 14:44 ` Tovo Rabemanantsoa
2015-06-15 15:36 ` Clemens Eisserer
2015-06-15 15:37 ` Austin S Hemmelgarn
2015-06-16 6:27 ` Tovo Rabemanantsoa [this message]
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