Re: Buffer Requests Trace
| От | Lucas Lersch |
|---|---|
| Тема | Re: Buffer Requests Trace |
| Дата | |
| Msg-id | CAGR3jZBprqps-SJuBs8paZCwMQO11exZdgGraXiSvgwuk_pEww@mail.gmail.com обсуждение исходный текст |
| Ответ на | Re: Buffer Requests Trace (Stephen Frost <sfrost@snowman.net>) |
| Ответы |
Re: Buffer Requests Trace
|
| Список | pgsql-hackers |
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
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