Re: Buffer Requests Trace
От | Lucas Lersch |
---|---|
Тема | Re: Buffer Requests Trace |
Дата | |
Msg-id | CAGR3jZBg_idL-7Hmd5xchsc-Lm+k67urx3sRa0bY_wWfi3aecQ@mail.gmail.com обсуждение исходный текст |
Ответ на | Re: Buffer Requests Trace (Lucas Lersch <lucaslersch@gmail.com>) |
Ответы |
Re: Buffer Requests Trace
|
Список | pgsql-hackers |
shared_buffers is 128MB and the version of pgsql is 9.3.5
On Tue, Oct 14, 2014 at 6:31 PM, Lucas Lersch <lucaslersch@gmail.com> wrote:
Sorry, I do not understand the question.But I forgot to give an additional information: I am printing the page id for the trace file in ReleaseBuffer() only if it is a shared buffer, I am not considering local buffers. I assumed that local buffers were used only for temporary tables.--On Tue, Oct 14, 2014 at 6:25 PM, Stephen Frost <sfrost@snowman.net> wrote:* Lucas Lersch (lucaslersch@gmail.com) wrote:
> Unfortunately, in the generated trace with over 2 million buffer requests,
> only ~14k different pages are being accessed, out of the 800k of the whole
> database. Am I missing something here?
What do you have shared_buffers set to..?
Thanks,
Stephen
Lucas Lersch
Lucas Lersch
В списке pgsql-hackers по дате отправления: