Re: Improving compressibility of WAL files

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От Bruce Momjian
Тема Re: Improving compressibility of WAL files
Дата
Msg-id 200901090036.n090aD529618@momjian.us
обсуждение исходный текст
Ответ на Re: Improving compressibility of WAL files  (Tom Lane <tgl@sss.pgh.pa.us>)
Ответы Re: Improving compressibility of WAL files  (Tom Lane <tgl@sss.pgh.pa.us>)
Список pgsql-hackers
Tom Lane wrote:
> Bruce Momjian <bruce@momjian.us> writes:
> > The attached patch from Aidan Van Dyk zeros out the end of WAL files to
> > improve their compressibility. (The patch was originally sent to
> > 'general' which explains why it was lost until now.)
> 
> Isn't this redundant given the existence of pglesslog?

It does the same as pglesslog, but is simpler to use because it is
automatic.

--  Bruce Momjian  <bruce@momjian.us>        http://momjian.us EnterpriseDB
http://enterprisedb.com
 + If your life is a hard drive, Christ can be your backup. +


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