| From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
|---|---|
| To: | Takahiro Itagaki <itagaki(dot)takahiro(at)oss(dot)ntt(dot)co(dot)jp> |
| Cc: | Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: patch: preload dictionary new version |
| Date: | 2010-07-08 09:53:13 |
| Message-ID: | AANLkTil81azQr84INL_vX_vYYw6xJIEWTdVE9_fi2uxL@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Wed, Jul 7, 2010 at 10:50 PM, Takahiro Itagaki
<itagaki(dot)takahiro(at)oss(dot)ntt(dot)co(dot)jp> wrote:
> This patch allocates memory with non-file-based mmap() to preload text search
> dictionary files at the server start. Note that dist files are not mmap'ed
> directly in the patch; mmap() is used for reallocatable shared memory.
I thought someone (Tom?) had proposed idea previously of writing a
dictionary precompiler that would produce a file which could then be
mmap()'d into the backend. Has any thought been given to that
approach?
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise Postgres Company
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