Re: fallocate / posix_fallocate for new WAL file creation (etc...)

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От Robert Haas
Тема Re: fallocate / posix_fallocate for new WAL file creation (etc...)
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Msg-id CA+TgmobUDCVipdq6dck9TM2J0-bQ3LwHZ3TxCOQQc23OdDU+=Q@mail.gmail.com
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Ответ на Re: fallocate / posix_fallocate for new WAL file creation (etc...)  (Andres Freund <andres@2ndquadrant.com>)
Список pgsql-hackers
On Thu, May 30, 2013 at 8:14 AM, Andres Freund <andres@2ndquadrant.com> wrote:
> I don't think there's much danger of getting uninitialized data or
> such. That clearly would be insane. I think somebody might interpret it
> as read(2) returning an error until the page has been written to which
> isn't completely crazy.

In the absence of tangible evidence of some implementation that
behaves that way, I think that's just paranoia.

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company



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