RE: [Proposal] Add accumulated statistics for wait event

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От Yotsunaga, Naoki
Тема RE: [Proposal] Add accumulated statistics for wait event
Дата
Msg-id 8E9126CB6CE2CD42962059AB0FBF7B0DC5A0B3@g01jpexmbkw23
обсуждение исходный текст
Ответ на RE: [Proposal] Add accumulated statistics for wait event  ("Yotsunaga, Naoki" <yotsunaga.naoki@jp.fujitsu.com>)
Ответы RE: [Proposal] Add accumulated statistics for wait event
RE: [Proposal] Add accumulated statistics for wait event
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On Thu, Oct 4, 2018 at 8:22 PM, Yotsunaga Naoki wrote:

 

Hi, I understood and thought of your statistic comment once again. In the case of sampling, is there enough statistic to investigate?

In the case of a long SQL, I think that it is possible to obtain a sufficient sampling number.

 

However, in the case of about 1 minute of SQL, only 60 samples can be obtained at most.

#Because legards comment.

https://www.postgresql.org/message-id/1539158356795-0.post%40n3.nabble.com

 

Does this sampling number of 60 give information that I really want?

Perhaps it is not to miss the real problem part?

---------------------------------------

Naoki, Yotsunaga.

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