From: Roman Mamedov <rm@romanrm.ru>
To: stan@hardwarefreak.com
Cc: Andy Lutomirski <luto@amacapital.net>,
John Robinson <john.robinson@anonymous.org.uk>,
linux-kernel@vger.kernel.org, linux-raid@vger.kernel.org
Subject: Re: O_DIRECT to md raid 6 is slow
Date: Thu, 16 Aug 2012 12:41:12 +0600 [thread overview]
Message-ID: <20120816124112.2aa22f3e@natsu> (raw)
In-Reply-To: <502C35D4.6010804@hardwarefreak.com>
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On Wed, 15 Aug 2012 18:50:44 -0500
Stan Hoeppner <stan@hardwarefreak.com> wrote:
> TTBOMK there are two, and only two, COW filesystems in existence: ZFS and BTRFS.
There is also NILFS2: http://www.nilfs.org/en/
And in general, any https://en.wikipedia.org/wiki/Log-structured_file_system
is COW by design, but afaik of those only NILFS is also in the mainline Linux
kernel AND is not aimed just for some niche like flash-based devices, but for
general-purpose usage.
--
With respect,
Roman
~~~~~~~~~~~~~~~~~~~~~~~~~~~
"Stallman had a printer,
with code he could not see.
So he began to tinker,
and set the software free."
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next prev parent reply other threads:[~2012-08-16 6:41 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-15 0:49 O_DIRECT to md raid 6 is slow Andy Lutomirski
2012-08-15 1:07 ` kedacomkernel
2012-08-15 1:07 ` kedacomkernel
2012-08-15 1:12 ` Andy Lutomirski
2012-08-15 1:23 ` kedacomkernel
2012-08-15 1:23 ` kedacomkernel
2012-08-15 11:50 ` John Robinson
2012-08-15 17:57 ` Andy Lutomirski
2012-08-15 22:00 ` Stan Hoeppner
2012-08-15 22:10 ` Andy Lutomirski
2012-08-15 23:50 ` Stan Hoeppner
2012-08-16 1:08 ` Andy Lutomirski
2012-08-16 6:41 ` Roman Mamedov [this message]
2012-08-15 23:07 ` Miquel van Smoorenburg
2012-08-16 11:05 ` Stan Hoeppner
2012-08-16 21:50 ` Miquel van Smoorenburg
2012-08-17 7:31 ` Stan Hoeppner
2012-08-17 11:16 ` Miquel van Smoorenburg
2012-08-18 5:09 ` Stan Hoeppner
2012-08-18 10:08 ` Michael Tokarev
2012-08-19 3:17 ` Stan Hoeppner
2012-08-19 14:01 ` David Brown
2012-08-19 23:34 ` Stan Hoeppner
2012-08-20 0:01 ` NeilBrown
2012-08-20 4:44 ` Stan Hoeppner
2012-08-20 5:19 ` Dave Chinner
2012-08-20 5:42 ` Stan Hoeppner
2012-08-20 7:47 ` David Brown
2012-08-21 14:51 ` Miquel van Smoorenburg
2012-08-22 3:59 ` Stan Hoeppner
2012-08-19 17:02 ` Chris Murphy
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