Re: Moving SSTables from one disk to another

2015-11-30 Thread Robert Coli
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

Re: Moving SSTables from one disk to another

2015-11-30 Thread S C
From: Robert Coli Sent: Friday, April 10, 2015 6:51 PM To: user@cassandra.apache.org Subject: Re: Moving SSTables from one disk to another On Fri, Apr 10, 2015 at 4:30 PM, Jonathan Haddad mailto:j...@jonhaddad.com>> wrote: However, it was pointed out to me that https://issues.apache.or

Re: Moving SSTables from one disk to another

2015-04-10 Thread Robert Coli
On Fri, Apr 10, 2015 at 4:30 PM, Jonathan Haddad wrote: > However, it was pointed out to me that > https://issues.apache.org/jira/browse/CASSANDRA-6696 will be a better > solution in a lot of cases. Thank you for the interesting link about a theoretical usage which would make JBOD worth using.

Re: Moving SSTables from one disk to another

2015-04-10 Thread Jonathan Haddad
I had submitted this issue which could have had (in theory) some serious performance benefit when using JBOD: https://issues.apache.org/jira/browse/CASSANDRA-8868 However, it was pointed out to me that https://issues.apache.org/jira/browse/CASSANDRA-6696 will be a better solution in a lot of cases

Re: Moving SSTables from one disk to another

2015-04-10 Thread Robert Coli
On Fri, Apr 10, 2015 at 4:00 PM, Roman Tkachenko wrote: > * Can I just move some SSTables data files from "sstables2" to "sstables1" > which has much more free disk space? Will Cassandra start fine after that > and not lose any data? > Cassandra generally discovers files in its data directories