Date: Mon, 12 May 2003 13:53:18 -0700 From: David Schultz <das@FreeBSD.ORG> To: Farid Hajji <me@farid-hajji.de> Cc: freebsd-current@FreeBSD.ORG Subject: Re: Are snapshots always consistent? Message-ID: <20030512205318.GA3573@HAL9000.homeunix.com> In-Reply-To: <200305100055.37190.me@farid-hajji.de> References: <200305100055.37190.me@farid-hajji.de>
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On Sat, May 10, 2003, Farid Hajji wrote: > I'm somewhat confused about snapshots. > > Are snapshots (e.g. created with dump -L) supposed to > be always in a consistent state? Yes. > What happens if a snapshot is taken, while background > fsck is fixing a filesystem? fsck creates its own snapshot of the filesystem and analyzes the snapshot, so nothing bad should happen. fsck's snapshot will show up as a zero-length file in dump's snapshot.
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