Disk IO wait event DataFileImmediateSync and DataFileSync

From: "James Pang (chaolpan)" <chaolpan(at)cisco(dot)com>
To: "pgsql-admin(at)lists(dot)postgresql(dot)org" <pgsql-admin(at)lists(dot)postgresql(dot)org>
Subject: Disk IO wait event DataFileImmediateSync and DataFileSync
Date: 2022-02-07 08:46:27
Message-ID: PH0PR11MB5191F8C61DD82735A8796CDDD62C9@PH0PR11MB5191.namprd11.prod.outlook.com
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Hi,
Sometimes we see DataFileImmediateSync and DataFileSync wait event, what command use DataFileImmediateSync wait?

Thanks,

James

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