Re: Bug#605009: serious performance regression with ext4
On Mon, Nov 29, 2010 at 2:22 PM, Ian Jackson
<ijackson@chiark.greenend.org.uk> wrote:
> Olaf van der Spek writes ("Re: Bug#605009: serious performance regression with ext4"):
>> Are there any plans to provide an API for atomic (non-durable) file
>> updates, not involving fsync?
>
> Yes. Such an API has already been defined by POSIX, SuSv3, et al.
> It's called "rename".
Probably not an issue for dpkg, but in general:
Don't you reset meta-data that way?
Require a second file (name), permission to write to it and assume
it's on the same volume?
Olaf
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