Re: [Q] ext3 mkfs: zeroing journal blocks

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On 11 May 2009 21:44, Eric Sandeen <sandeen@xxxxxxxxxx> wrote:
> Andreas Dilger wrote:
>
>> The reason that the journal is zeroed is because there is some chance
>> that old (valid at the time) transaction headers and commit blocks might
>> be in the journal and could accidentally be "recovered" and cause bad
>> corruption of the filesystem.
>
> But I guess the question is, why isn't a normal internal log zeroed?
>
> If I'm reading it right only external logs get this treatment, and I
> think that's what generated the original question from Alexander.

My concern was basically if it is safe to skip zeroing for internal journal.

Regards,
--
Alex
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