Re: Proposing pg_hibernate
От | Gurjeet Singh |
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Тема | Re: Proposing pg_hibernate |
Дата | |
Msg-id | CABwTF4Xyt5H+Px5CdN5z9eWpDKCS7NVKHL+gNhQqXxFeYyNP_w@mail.gmail.com обсуждение исходный текст |
Ответ на | Re: Proposing pg_hibernate (Robert Haas <robertmhaas@gmail.com>) |
Ответы |
Re: Proposing pg_hibernate
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Список | pgsql-hackers |
On Wed, Jun 11, 2014 at 10:56 AM, Robert Haas <robertmhaas@gmail.com> wrote: > On Tue, Jun 10, 2014 at 10:03 PM, Gurjeet Singh <gurjeet@singh.im> wrote: >> And it's probably accepted by now that such a bahviour is not >> catastrophic, merely inconvenient. > > I think the whole argument for having pg_hibernator is that getting > the block cache properly initialized is important. If it's not > important, then we don't need pg_hibernator in the first place. But > if it is important, then I think not loading unrelated blocks into > shared_buffers is also important. I was constructing a contrived scenario, something that would rarely happen in reality. I feel that the benefits of this feature greatly outweigh the minor performance loss caused in such an unlikely scenario. Best regards, -- Gurjeet Singh http://gurjeet.singh.im/ EDB www.EnterpriseDB.com
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