Re: [Lsf-pc] [LSF/MM TOPIC] really large storage sectors - going beyond 4096 bytes
From: "Martin K. Petersen" <martin.petersen@oracle.com>
Date: 2014-01-22 20:57:01
Also in:
linux-fsdevel, linux-mm, linux-scsi, lkml
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"James" == James Bottomley [off-list ref] writes:
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or even (not today, but some day) reject the IO.
James> I really doubt this. All 4k drives today do RMW ... I don't see James> that changing any time soon. All consumer grade 4K phys drives do RMW. It's a different story for enterprise drives. The vendors appear to be divided between 4Kn and 512e with RMW mitigation. -- Martin K. Petersen Oracle Linux Engineering -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>