Re: [Lsf-pc] [LSF/MM TOPIC] really large storage sectors - going beyond 4096 bytes

From: Martin K. Petersen
Date: Wed Jan 22 2014 - 15:47:29 EST


>>>>> "Ric" == Ric Wheeler <rwheeler@xxxxxxxxxx> writes:

Ric> I will have to see if I can get a storage vendor to make a public
Ric> statement, but there are vendors hoping to see this land in Linux
Ric> in the next few years. I assume that anyone with a shipping device
Ric> will have to at least emulate the 4KB sector size for years to
Ric> come, but that there might be a significant performance win for
Ric> platforms that can do a larger block.

I am aware of two companies that already created devices with 8KB
logical blocks and expected Linux to work. I had to do some explaining.

I agree with Ric that this is something we'll need to address sooner
rather than later.

--
Martin K. Petersen Oracle Linux Engineering
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/