[linux-lvm] Unable to un-cache logical volume when chunk size is over 1MiB

[Gionatan Danti]

Il 22-06-2018 22:07 Zdenek Kabelac ha scritto:
> When cache will experience write error - it will become invalidate and 
> will
> need to be dropped - but this thing is not automated ATM - so admin
> works is needed to handle this task.

So, if a writethrough cache experience write errors but the 
administrator is not able to immediately intervene to drop the cache, 
what problem can arise? Stale reads? Slow performance?

What about cache *read* error? Is the read simply redirected to the 
underlying slow/main volume?

Thanks.

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Danti Gionatan
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