| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Bruce Momjian <bruce(at)momjian(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 05:21:19 |
| Message-ID: | 3763.1231478479@sss.pgh.pa.us |
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| Lists: | pgsql-general pgsql-hackers |
Bruce Momjian <bruce(at)momjian(dot)us> writes:
> Tom Lane wrote:
>> Isn't this redundant given the existence of pglesslog?
> It does the same as pglesslog, but is simpler to use because it is
> automatic.
Which also means that everyone pays the performance penalty whether
they get any benefit or not. The point of the external solution
is to do the work only in installations that get some benefit.
We've been over this ground before...
regards, tom lane
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