Re: copy data from multi-node cluster to single node

2011-07-19 Thread Ross Black
Thanks for the info. I have not had time yet to try it with 0.7.6 but I got something working for 0.7.5 by copying back the system keyspace. Ross On 5 July 2011 10:58, aaron morton aa...@thelastpickle.com wrote: How do you change the name of a cluster? The FAQ instructions do not seem to

Re: copy data from multi-node cluster to single node

2011-07-05 Thread aaron morton
Is it possible the snapshots from different nodes have the same name? The directory name will be made up of the current timestamp on the machine and the optional name passed via the command line. The SSTables from different nodes may have name collisions. If you are aggregating data from

copy data from multi-node cluster to single node

2011-07-04 Thread Ross Black
Hi, I am using Cassandra 0.7.5 on Linux machines. I am trying to backup data from a multi-node cluster (3 nodes) and restore it into a single node cluster that has a different name (for development testing). The multi-node cluster is backed up using clustertool global_snapshot, and then I copy

Re: copy data from multi-node cluster to single node

2011-07-04 Thread aaron morton
How do you change the name of a cluster? The FAQ instructions do not seem to work for me - are they still valid for 0.7.5? Is the backup / restore mechanism going to work, or is there a better/simpler to copy data from multi-node to single-node? Bug fixed on 0.7.6

Re: copy data from multi-node cluster to single node

2011-07-04 Thread Zhu Han
On Tue, Jul 5, 2011 at 8:58 AM, aaron morton aa...@thelastpickle.comwrote: How do you change the name of a cluster? The FAQ instructions do not seem to work for me - are they still valid for 0.7.5? Is the backup / restore mechanism going to work, or is there a better/simpler to copy data