SSD support in Anaconda/F14

Ric Wheeler rwheeler at redhat.com
Mon Dec 27 22:00:08 UTC 2010


On 12/27/2010 09:55 AM, Michael Cronenworth wrote:
> Frank Ch. Eigler wrote:
>> Could the system run benchmarks to determine whether its own drives
>> fall into this category?
> http://sourceforge.net/projects/test-discard/
>
> Made by Red Hat.
>
> The important thing to note: the FUD about discard and claims of poor
> performance are against engineering sample SSDs - not retail SSDs. My
> retail Intel G2 SSDs have no issues with discard.

Hi Michael,

The testing we have done on recent kernels does show a wide variance in 
performance across *shipping* drives, not just samples.

That is why we default discard to "off" in upstream kernels still :)

Ric



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