Determining the issues of marking node down

2011-04-30 Thread Rauan Maemirov
I have a test cluster with 3 nodes, earlier I've installed OpsCenter to watch my cluster. Every day I see, that the same one node goes down (at different time, but every day). Then I just run `service cassandra start` to fix that problem. system.log doesn't show me anything strange. What are the st

RE: best way to backup

2011-04-30 Thread Jeremiah Jordan
The files inside the keyspace folders are the SSTable. From: aaron morton [mailto:aa...@thelastpickle.com] Sent: Friday, April 29, 2011 4:49 PM To: user@cassandra.apache.org Subject: Re: best way to backup William, Some info on the sstables from me http://the

Re: best way to backup

2011-04-30 Thread William Oberman
Thanks, I think I'm getting some of the file layout/data structures now, so that helps with the backup strategy. I might still start simple, as it's usually harder to screw up simple, but at least I'll know where I can go with something more clever. will On Sat, Apr 30, 2011 at 9:15 AM, Jeremiah

Re: Determining the issues of marking node down

2011-04-30 Thread aaron morton
If the node is crashing with OutOfMemory it will be in the cassandra logs. Search them for "ERROR". Alternatively if you've installed a package the stdout and stderr may be redirected to a file called something like output.log in the same location as the log file. You can change the logging usi

Re: 0.7.5 Debian packages - can't upgrade?

2011-04-30 Thread Dan Washusen
It looks like it's an issue with Ubuntu 9.10 (or my install of 9.10). Tried on a machine running 10.04 and it works fine... On 30 April 2011 12:35, Dan Washusen wrote: > Thanks for the response. :) > > I should have also mentioned that I'm running this on Ubuntu Karmic > Koala