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List:       debian-user
Subject:    Re: file systems
From:       "Boyd Stephen Smith Jr." <bss () iguanasuicide ! net>
Date:       2011-05-02 22:09:46
Message-ID: 201105021709.46358.bss () iguanasuicide ! net
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In <201105021602.50060.bss@iguanasuicide.net>, Boyd Stephen Smith Jr. wrote:
>They are also essential for any journaled filesystem to have correct
>behavior  in the face of sudden pwoer loss.   Barriers ensure, (e.g.) that
>the journal entry creating a file is flushed to the backing store before
>the journal entry.  Or, that the journal entry

...evidently, I didn't finish writing this.

It ensures the record of a file's creation precedes records of writing to that 
file.  It also ensures that the record of a link precedes a unlink-and-link.
-- 
Boyd Stephen Smith Jr.                   ,= ,-_-. =.
bss@iguanasuicide.net                   ((_/)o o(\_))
ICQ: 514984 YM/AIM: DaTwinkDaddy         `-'(. .)`-'
http://iguanasuicide.net/                    \_/

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