cassandra-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Robert Coli <>
Subject Re: Moving SSTables from one disk to another
Date Mon, 30 Nov 2015 20:33:35 GMT
On Mon, Nov 30, 2015 at 11:29 AM, S C <> wrote:

> It is inevitable that the repairs are needed to keep consistency
> guarantees. Is it worthwhile to consider RAID-0 as we get more storage? One
> can treat loss of disk as loss of node and rebuild the node and repair. Any
> other suggestions are most welcome.
It depends on whether you consider decreasing "unique replica count" to be

Rebuilding node C from the contents of A and B by definition loses any data
that was only successfully written to C.

In practice, the Coli Conjecture suggests you probably don't care about
decreasing unique replica count if you're, for example, using


View raw message