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fsync data directory after DB crash - Mailing list pgsql-general

From Pandora
Subject fsync data directory after DB crash
Date
Msg-id tencent_2B8A7724376F52FB4258043D2B484D95DE09@qq.com
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Responses Re: fsync data directory after DB crash  (Michael Paquier <michael@paquier.xyz>)
List pgsql-general
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I found that starting from version 9.5, PostgreSQL will do fsync on the entire data directory after DB crash. Here's a question: if I have FPW = on, why is this step still necessary?

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