| From: | Bruce Momjian <bruce(at)momjian(dot)us> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Aidan Van Dyk <aidan(at)highrise(dot)ca>, Greg Smith <gsmith(at)gregsmith(dot)com>, Kyle Cordes <kyle(at)kylecordes(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Improving compressibility of WAL files |
| Date: | 2009-01-09 00:36:13 |
| Message-ID: | 200901090036.n090aD529618@momjian.us |
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| Lists: | pgsql-general pgsql-hackers |
Tom Lane wrote:
> Bruce Momjian <bruce(at)momjian(dot)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(at)momjian(dot)us> http://momjian.us
EnterpriseDB http://enterprisedb.com
+ If your life is a hard drive, Christ can be your backup. +
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