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SubjectRe: omirr
Hi Matthew.

>>> Anybody knows why omirr support isn't present in the kernel ?
>>> Will it be available at some time ?

>> That probably depends more on how quickly you write the support.
>> I can't as I don't have an omirr (whatever that is)...

> You've lost the plot somewhere Riley.

To misquote Lord Mountbatton of Burma, I didn't lose it as I never had
it in the first place - like I said, I'd never heard of omirr...

> omirr == "online fs mirroring", a sort of migrational raid-a-like
> whereby two filesystems could be kept in sync with one being the
> canonical version and the other (possibly remote, or slow) as a
> backup or similar.

> It went into the kernel at about 2.1.3x and out again at about 5x,
> where it became obvious that it was causing too many complications
> and was better left to userspace.

Ah...that makes sense - but did anybody bother writing the relevant
userland tools?

Best wishes from Riley.

---
* ftp://ftp.MemAlpha.cx/pub/rhw/Linux
* http://www.MemAlpha.cx/~rhw/kernel.versions.html


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