Too much time wasted installing fedora on raid1

David Woodhouse dwmw2 at infradead.org
Thu Dec 22 11:55:44 UTC 2005


On Thu, 2005-12-22 at 06:25 -0500, Alan Cox wrote:
> The fact Linux md doesn't currently deal with that isn't about fs/md splits
> its about 'nobody has written it'. High level raid stuff tends to keep dirty
> bitmaps and journals them so that the consistency of any stripe can be
> established.

The same information is already available in the file system's own data
structures; it shouldn't be necessary for the RAID layer to do that for
itself.  _That_ kind of redundancy isn't what RAID is supposed to be
about.

But yes, there are always band-aids which can help to improve any design
flaw.

-- 
dwmw2




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