Re: Performance Characteristics of All Linux RAIDs (mdadm/bonnie++)

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On Thu, 29 May 2008, Richard Scobie wrote:

Chris Snook wrote:

course, you'd want to use a single SATA controller with a known good NCQ implementation, and hard drives known to not do stupid things like disable readahead when NCQ is enabled.

Do you have a list of drives that do disable readahead on NCQ?
The WD Raptor 150s performance is horrible w/NCQ enabled and I believe someone spoke of this before on the mailing list... (but in Windows it is OK/not affected)?


Regards,

Richard

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