Re: [QUESTION] xfs, iomap: Handle writeback errors to prevent silent data corruption

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To: Yafang Shao <laoar.shao@xxxxxxxxx>
Subject: Re: [QUESTION] xfs, iomap: Handle writeback errors to prevent silent data corruption
From: Christoph Hellwig <hch@xxxxxxxxxxxxx>
Date: Mon, 2 Jun 2025 21:40:07 -0700
Cc: Matthew Wilcox <willy@xxxxxxxxxxxxx>, Christoph Hellwig <hch@xxxxxxxxxxxxx>, Christian Brauner <brauner@xxxxxxxxxx>, djwong@xxxxxxxxxx, cem@xxxxxxxxxx, linux-xfs@xxxxxxxxxxxxxxx, Linux-Fsdevel <linux-fsdevel@xxxxxxxxxxxxxxx>, Damien Le Moal <Damien.LeMoal@xxxxxxx>
In-reply-to: <CALOAHbB_p=rxT2-7bWudKLUgbD7AvNoBsge90VDgQFpakfTbCQ@mail.gmail.com>

On Tue, Jun 03, 2025 at 11:50:58AM +0800, Yafang Shao wrote:
> 
> The drive in question is a Western Digital HGST Ultrastar
> HUH721212ALE600 12TB HDD.
> The price information is unavailable to me;-)

Unless you are doing something funky like setting a crazy CDL policy
it should not randomly fail writes.  Can you post the dmesg including
the sense data that the SCSI code should print in this case?

Follow-Ups:
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References:
- [QUESTION] xfs, iomap: Handle writeback errors to prevent silent data corruption
  - From: Yafang Shao
- Re: [QUESTION] xfs, iomap: Handle writeback errors to prevent silent data corruption
  - From: Christoph Hellwig
- Re: [QUESTION] xfs, iomap: Handle writeback errors to prevent silent data corruption
  - From: Yafang Shao
- Re: [QUESTION] xfs, iomap: Handle writeback errors to prevent silent data corruption
  - From: Matthew Wilcox
- Re: [QUESTION] xfs, iomap: Handle writeback errors to prevent silent data corruption
  - From: Yafang Shao
- Re: [QUESTION] xfs, iomap: Handle writeback errors to prevent silent data corruption
  - From: Matthew Wilcox
- Re: [QUESTION] xfs, iomap: Handle writeback errors to prevent silent data corruption
  - From: Yafang Shao

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