Re: Rationale for hardware RAID 10 su, sw values in FAQ

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Le Thu, 28 Sep 2017 12:36:39 +1300
Ewen McNeill <xfs@xxxxxxxxxxxxxxxxxxx> écrivait:

> I'm obviously not an expert in filesystem layout optimisation.  But I 
> have many years sysadmin experience dealing with lots of types of 
> storage, and can write a couple of pages of text on the "background" 
> bits next time I have a free moment.  The more advanced tunables
> could remain "todo" until there's time for the perfect version...
> 

As you're at it, please mention the potential problems with 512e (512
bytes blocks emulated) disks, which are the vast majority of shipped
disks nowadays. Doing RAID with these can lead to all sort of trouble
by worsening the read/modify/write problem.

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