Re: Page Checksums

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От Kevin Grittner
Тема Re: Page Checksums
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Msg-id 4EF073C40200002500043E86@gw.wicourts.gov
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Ответ на Re: Page Checksums  (Alvaro Herrera <alvherre@commandprompt.com>)
Ответы Re: Page Checksums  (Andres Freund <andres@anarazel.de>)
Re: Page Checksums  (Aidan Van Dyk <aidan@highrise.ca>)
Re: Page Checksums  (Leonardo Francalanci <m_lists@yahoo.it>)
Список pgsql-hackers
Alvaro Herrera <alvherre@commandprompt.com> wrote:
> Excerpts from Christopher Browne's message of mar dic 20 14:12:56
> -0300 2011:
> 
>> It's not evident which problems will be "real" ones.  And in such
>> cases, is the answer to turf the database and recover from
>> backup, because of a single busted page?  For a big database, I'm
>> not sure that's less scary than the possibility of one page
>> having a corruption.
> 
> I don't think the problem is having one page of corruption.  The
> problem is *not knowing* that random pages are corrupted, and
> living in the fear that they might be.
What would you want the server to do when a page with a mismatching
checksum is read?
-Kevin


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