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SubjectRe: [PATCH V6 0/2] Improve virtio-blk performance
On Tue, Aug 07, 2012 at 04:47:13PM +0800, Asias He wrote:
> 1) Ramdisk device
> With bio-based IO path, sequential read/write, random read/write
> IOPS boost : 28%, 24%, 21%, 16%
> Latency improvement: 32%, 17%, 21%, 16%
> 2) Fusion IO device
> With bio-based IO path, sequential read/write, random read/write
> IOPS boost : 11%, 11%, 13%, 10%
> Latency improvement: 10%, 10%, 12%, 10%

Do you also have numbers for normal SAS/SATA disks? The changelog should
have a reall good explanation of why this is optional, and numbers are a
very important part of that.



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