Re: How to restore a snapshot in cassandra 1.1

2014-10-16 Thread Robert Coli
On Thu, Oct 16, 2014 at 3:57 PM, Ben Chobot wrote: > We're wiping the commit logs because that's what the datastax instructions > say to do. (Also the old Cassandra Ops wiki.) I assume it's so that changes > that no longer apply to the node aren't replayed when it's restarted with > old sstables.

Re: How to restore a snapshot in cassandra 1.1

2014-10-16 Thread Ben Chobot
We're wiping the commit logs because that's what the datastax instructions say to do. (Also the old Cassandra Ops wiki.) I assume it's so that changes that no longer apply to the node aren't replayed when it's restarted with old sstables. Of course, my question is about when you have multiple ke

Re: How to restore a snapshot in cassandra 1.1

2014-10-15 Thread Robert Coli
On Wed, Oct 15, 2014 at 8:12 AM, Ben Chobot wrote: > I was going over http://www.datastax.com/docs/1.1/backup_restore, which > seems pretty clear about how to restore a snapshot. Basically, it seems the > procedure is to stop your node, wipe the commit logs, move the snapshotted > sstables into p

How to restore a snapshot in cassandra 1.1

2014-10-15 Thread Ben Chobot
I was going over http://www.datastax.com/docs/1.1/backup_restore, which seems pretty clear about how to restore a snapshot. Basically, it seems the procedure is to stop your node, wipe the commit logs, move the snapshotted sstables into place, and restart. That makes sense…. so long as you only