From: Chris Mason <chris.mason@oracle.com>
To: "Xin Zhao" <uszhaoxin@gmail.com>
Cc: "Bryan Henderson" <hbryan@us.ibm.com>,
linux-fsdevel <linux-fsdevel@vger.kernel.org>
Subject: Re: how do versioning filesystems take snapshot of opened files?
Date: Tue, 3 Jul 2007 13:04:36 -0400 [thread overview]
Message-ID: <20070703130436.4a2f2b2c@think.oraclecorp.com> (raw)
In-Reply-To: <4ae3c140707030931u14119061m5d5dc69834292847@mail.gmail.com>
On Tue, 3 Jul 2007 12:31:49 -0400
"Xin Zhao" <uszhaoxin@gmail.com> wrote:
> That's a good point!
>
> But this sounds hopeless to take a real consistent snapshot from app
> perspective unless you shutdown the computer. Right?
Many different applications support some form of pausing in order
to facilitate live backups. You just have to keep it all in mind when
designing the total backup solution.
-chris
next prev parent reply other threads:[~2007-07-03 17:05 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-03 5:28 how do versioning filesystems take snapshot of opened files? Xin Zhao
[not found] ` <778391c50707022236v5157a933qea1994cf4cbce879@mail.gmail.com>
2007-07-03 5:44 ` Xin Zhao
2007-07-03 13:09 ` Chris Mason
2007-07-03 16:12 ` Xin Zhao
2007-07-03 16:35 ` Bryan Henderson
2007-07-03 16:24 ` Bryan Henderson
2007-07-03 16:31 ` Xin Zhao
2007-07-03 17:04 ` Chris Mason [this message]
2007-07-03 17:15 ` Xin Zhao
2007-07-03 17:38 ` Chris Mason
2007-07-03 21:06 ` Bryan Henderson
2007-07-03 21:17 ` Xin Zhao
2007-07-03 22:02 ` Neil Brown
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