From: Christoph Hellwig <hch@infradead.org>
To: Eric Sandeen <sandeen@redhat.com>
Cc: Aditya Kali <adityakali@google.com>,
Andreas Dilger <adilger@dilger.ca>,
Lukas Czerner <lczerner@redhat.com>,
"linux-ext4@vger.kernel.org" <linux-ext4@vger.kernel.org>,
Nauman Rafique <nauman@google.com>,
TheodoreTso <tytso@google.com>, Ric Wheeler <rwheeler@redhat.com>,
"Alasdair G.Kergon" <agk@redhat.com>,
Christoph Hellwig <hch@infradead.org>
Subject: Re: [RFC] Metadata Replication for Ext4
Date: Fri, 21 Oct 2011 11:54:28 -0400 [thread overview]
Message-ID: <20111021155428.GA21564@infradead.org> (raw)
In-Reply-To: <4EA1952B.9070404@redhat.com>
On Fri, Oct 21, 2011 at 10:52:11AM -0500, Eric Sandeen wrote:
> With an SSD, you -really- don't know the independent failure domains,
> with all the garbage collection & remapping that they may do, right?
In fact some popular consumer SSDs do some fairly efficient data
de-duplication which completly runs any metadata redundancy on a single
of these devices void.
next prev parent reply other threads:[~2011-10-21 15:54 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-19 1:12 [RFC] Metadata Replication for Ext4 Aditya Kali
2011-10-19 8:43 ` Yongqiang Yang
2011-10-20 23:28 ` Aditya Kali
2011-10-19 14:10 ` Lukas Czerner
2011-10-19 16:19 ` Andreas Dilger
2011-10-20 22:45 ` Aditya Kali
2011-10-21 7:50 ` Lukas Czerner
2011-10-21 15:52 ` Eric Sandeen
2011-10-21 15:54 ` Christoph Hellwig [this message]
2011-10-26 23:39 ` Aditya Kali
2011-11-01 7:35 ` Lukas Czerner
2011-10-21 0:09 ` Dave Chinner
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