Re: munin is great for monitoring Cassandra

2010-06-17 Thread Mike Subelsky
sed me to restart each node. One of my nodes had a hard time coming back to life because its small / partition was 100% full due to two large core dump files - which I'm looking into how to prevent (or at least change where they get dumped). I'm guessing the other two nodes exp

Re: strange load balancing across three nodes

2010-06-05 Thread Mike Subelsky
Thanks! -Mike On Fri, Jun 4, 2010 at 8:10 PM, Jonathan Ellis wrote: > The sections on ring management and token selection on > http://wiki.apache.org/cassandra/Operations will help. > > On Fri, Jun 4, 2010 at 2:27 PM, Mike Subelsky wrote: >> Hello everyone, >> >>

strange load balancing across three nodes

2010-06-04 Thread Mike Subelsky
192Up 125.44 MB 152603206199102353627433717890579536149|-->| thanks! -Mike -- Mike Subelsky oib.com // ignitebaltimore.com // subelsky.com @subelsky

Re: Cassandra in the cloud

2010-06-03 Thread Mike Subelsky
ow. > > I see how my XFS snapshots reference was confusing.  Our plan is to > have a single AZ use EBSes for the data directory so that we can more > easily snapshot our data (trusting that our AZ-aware EndPointSnitch), > while other AZs will continue ephemeral drives. > > -Ben Sta

Re: Cassandra in the cloud

2010-06-03 Thread Mike Subelsky
ersonally haven't used Cassandra on EC2, but others have reported >> significantly better disk IO, (and hence, better performance), with >> Rackspace's Cloud Servers. >> >> Full disclosure though, I work for Rackspace. :) >> >> -- >> Eric Evans >> eev...@rackspace.com >> >> > -- Mike Subelsky oib.com // ignitebaltimore.com // subelsky.com @subelsky // (410) 929-4022

Ruby and Cassandra blog post

2010-05-31 Thread Mike Subelsky
hey everyone, I've been using Cassandra with Ruby for about a month now and am finding it very helpful. I wrote up a blog post about my experiences, with the goal of adding more Ruby-specific examples to the blogosphere. Hope this is helpful! http://www.subelsky.com/2010/05/real-world-ruby-and-