From: Theodore Tso <tytso@mit.edu>
To: Pavel Mironchik <tibor0@gmail.com>
Cc: linux-ext4@vger.kernel.org
Subject: Re: ext2/3 create large filesystem takes too much time; solutions
Date: Sat, 16 Sep 2006 16:06:18 -0400 [thread overview]
Message-ID: <20060916200617.GA14999@thunk.org> (raw)
In-Reply-To: <401f4f10609160756jc8c6a3eu9925b3678d0f6793@mail.gmail.com>
On Sat, Sep 16, 2006 at 05:56:02PM +0300, Pavel Mironchik wrote:
> Hi Ted,
>
> Thanks for the responce...
> I agree with you and I would prefer to send something more
> serious on that list than those previous patches - I like your
> idea with counters. Btw I assume crc is more preferable than
> just control sum for block group descriptors....
Yes, when I said checksum I meant a cyclic redundancy checksum, and
not an additive checksum... (and one of the things we can do is to
build in the superblock UUID into the CRC, so that if the filesystem
gets recreated we can distinguish an old inode from a new one).
- Ted
next prev parent reply other threads:[~2006-09-16 20:06 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-09-12 11:07 ext2/3 create large filesystem takes too much time; solutions Pavel Mironchik
2006-09-15 21:20 ` Theodore Tso
2006-09-16 14:56 ` Pavel Mironchik
2006-09-16 20:06 ` Theodore Tso [this message]
2006-09-17 7:57 ` Andreas Dilger
2006-09-18 19:51 ` Andreas Dilger
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