Re: Streaming replication and non-blocking I/O

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От Tom Lane
Тема Re: Streaming replication and non-blocking I/O
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Msg-id 1948.1260370830@sss.pgh.pa.us
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Ответ на Re: Streaming replication and non-blocking I/O  (Fujii Masao <masao.fujii@gmail.com>)
Ответы Re: Streaming replication and non-blocking I/O  (Fujii Masao <masao.fujii@gmail.com>)
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Fujii Masao <masao.fujii@gmail.com> writes:
> On Wed, Dec 9, 2009 at 3:58 PM, Heikki Linnakangas
> <heikki.linnakangas@enterprisedb.com> wrote:
>> But if everyone is happy with just relying on the OS buffer to not fill
>> up, let's just drop it.

> The OS buffer is expected to be able to store a large number of
> XLogRecPtr messages, because its size is small. So it's also OK
> to just drop it.

It certainly seems to be something we could improve later, when and
if evidence emerges that it's a real-world problem.  For now,
simple is beautiful.
        regards, tom lane


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