| From: | Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com> |
|---|---|
| To: | Arthur Zakirov <a(dot)zakirov(at)postgrespro(dot)ru>, Andres Freund <andres(at)anarazel(dot)de> |
| Cc: | Ildus Kurbangaliev <i(dot)kurbangaliev(at)postgrespro(dot)ru>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: [PROPOSAL] Shared Ispell dictionaries |
| Date: | 2018-03-07 09:55:29 |
| Message-ID: | 3195b6e6-4026-d7e2-ffa9-3780bc3cca6f@2ndquadrant.com |
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| Lists: | pgsql-hackers |
On 03/07/2018 09:55 AM, Arthur Zakirov wrote:
> Hello Andres,
>
> On Thu, Mar 01, 2018 at 08:31:49PM -0800, Andres Freund wrote:
>> Is there any chance we can instead can convert dictionaries into a form
>> we can just mmap() into memory? That'd scale a lot higher and more
>> dynamicallly?
>
> To avoid misunderstanding can you please elaborate on using mmap()? The
> DSM approach looks like more simple and requires less code. Also DSM may
> use mmap() if I'm not mistaken.
>
I think the mmap() idea is that you preprocess the dictionary, store the
result in a file, and then mmap it when needed, without the expensive
preprocessing.
regards
--
Tomas Vondra http://www.2ndQuadrant.com
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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