Re: [RFC v2 0/5] md/raid1: introduce a new sync action to repair badblocks

On 03/02/2026 at 17:30, Christoph Hellwig wrote:
> On Tue, Feb 03, 2026 at 09:08:18AM +0100, Pascal Hambourg wrote:
>> On 03/02/2026 à 08:31, Christoph Hellwig wrote:
>>> Just curious, but what kind of devices do you see that have
>>> permanent bad blocks at a fixed location that are not fixed by
>>> rewriting the sector?
>>
>> I have seen this with several hard disk drives of various brands, even
>> though SMART attribute #5 (reallocated sector count) had not reached the
>> limit.
> 
> Weird.  Can you share the models?  I'm especially curious if these
> are consumer of enterprise drives and of what vintage.

I did not keep track of the models and do not remember them, it was a 
long time ago. They were mostly hard disk drives from Dell and HP 
professional desktop and laptop series, so consumer grade I guess, 
manufactured around 2010.