Re: WIP: preloading of ispell dictionary

Поиск
Список
Период
Сортировка
От Heikki Linnakangas
Тема Re: WIP: preloading of ispell dictionary
Дата
Msg-id 4BA85ABA.1070604@enterprisedb.com
обсуждение исходный текст
Ответ на Re: WIP: preloading of ispell dictionary  (Takahiro Itagaki <itagaki.takahiro@oss.ntt.co.jp>)
Список pgsql-hackers
Takahiro Itagaki wrote:
> Pavel Stehule <pavel.stehule@gmail.com> wrote:
> 
>> I wrote some small patch, that allow preloading of  selected ispell
>> dictionary. It solve the problem with slow tsearch initialisation with
>> some language configuration.
>>
>> I afraid so this module doesn't help on MS Windows.
> 
> I think it should work on all platforms if we include it into the core.

It will work, as in it will compile and run. It just won't be any
faster. I think that's enough, otherwise you could argue that we
shouldn't have preload_shared_libraries option at all because it won't
help on Windows.

> The fundamental issue seems to be in the slow initialization of
> dictionaries. If so, how about adding a pre-complile tool to convert
> a dictionary into a binary file, and each backend simply mmap it?

Yeah, that would be better.

--  Heikki Linnakangas EnterpriseDB   http://www.enterprisedb.com


В списке pgsql-hackers по дате отправления:

Предыдущее
От: Takahiro Itagaki
Дата:
Сообщение: Re: Ragged latency log data in multi-threaded pgbench
Следующее
От: Fujii Masao
Дата:
Сообщение: Re: Re: [COMMITTERS] pgsql: Make standby server continuously retry restoring the next WAL