Re: [PROPOSAL] Shared Ispell dictionaries - Mailing list pgsql-hackers

From Andres Freund
Subject Re: [PROPOSAL] Shared Ispell dictionaries
Date
Msg-id 20180319013438.s7jf3kwwwy6m7hqk@alap3.anarazel.de
Whole thread Raw
In response to Re: [PROPOSAL] Shared Ispell dictionaries  (Tomas Vondra <tomas.vondra@2ndquadrant.com>)
Responses Re: [PROPOSAL] Shared Ispell dictionaries  (Tomas Vondra <tomas.vondra@2ndquadrant.com>)
List pgsql-hackers
Hi,

On 2018-03-19 01:52:41 +0100, Tomas Vondra wrote:
> I do agree with that. We have a working well-understood dsm-based
> solution, addressing the goals initially explained in this thread.

Well, it's also awkward and manual to use. I do think that's something
we've to pay attention to.


> I wonder how much of this patch would be affected by the switch from dsm
> to mmap? I guess the memory limit would get mostly irrelevant (mmap
> would rely on the OS to page the memory in/out depending on memory
> pressure), and so would the UNLOAD/RELOAD commands (because each backend
> would do it's own mmap).

Those seem fairly major.

Greetings,

Andres Freund


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