Re: WDC WD20EARS and 4k sector size

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>>>>> "Herbert" == Herbert Poetzl <herbert@xxxxxxxxxxxx> writes:

Herbert>  - the drive doesn't report 4k sectors at all, not
Herbert>    even as physical sector size.

There have been numerous threads on this list about EARS not reporting
block sizes correctly. Check the archives.


Herbert> My question now is, how can I tell the kernel that this drive
Herbert> actually has 4k physical sectors and that it would be a smart
Herbert> thing to send requests in some kind of 4k I/O chunks?

Align your partitions on a 4K boundary.

-- 
Martin K. Petersen	Oracle Linux Engineering
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