Re: [HACKERS] increasing the default WAL segment size

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От Robert Haas
Тема Re: [HACKERS] increasing the default WAL segment size
Дата
Msg-id CA+TgmobKaGTuN6JY5p+FHVj+Q+5M3PU4Eo2bLekYoY6xLcpd=g@mail.gmail.com
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Ответ на Re: [HACKERS] increasing the default WAL segment size  (Peter Eisentraut <peter.eisentraut@2ndquadrant.com>)
Список pgsql-hackers
On Fri, Mar 17, 2017 at 6:11 PM, Peter Eisentraut
<peter.eisentraut@2ndquadrant.com> wrote:
> On 3/17/17 16:56, Tom Lane wrote:
>> Tools could get the segment size out of
>> XLogLongPageHeaderData.xlp_seg_size in the first page of the segment.
>
> OK, then pg_standby would have to wait until the file is at least
> XLOG_BLCKSZ, then look inside and get the expected final size.  A bit
> more complicated than now, but seems doable.

Yeah, that doesn't sound too bad.

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



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