Wow what an awesome write up. A lot of this stuff I had to find the hard way when I started using Cassandra, and this will be invaluable information for all new users.
Thanks a lot On Tue, Dec 8, 2009 at 5:32 PM, Coe, Robin <[email protected]> wrote: >>2**127 is correct (since MD5 is a 128-bit hash). > > Ya, I had just thought that the initial token was interpreted by Cassandra's > interpreter as the exponent, not as a literal value. > > Thanks, > Robin. > > -----Original Message----- > From: Jonathan Ellis [mailto:[email protected]] > Sent: December 8, 2009 8:28 PM > To: [email protected] > Subject: Re: Configuring Cassandra > > On Tue, Dec 8, 2009 at 7:05 PM, Coe, Robin <[email protected]> wrote: >> I'd love to see this document grow as time permits, to include known >> caveats, hidden features, tweaks, etc. Perhaps, with some common use >> cases to help elucidate the content? > > My writing well is exhausted for now but that's the nice thing about wikis... > :) > >> One question, though. I thought I read about using an initial token for >> a RandmizedPartioner of between 0 and 127, but in your write-up, you say >> the value should be i * (2**127 / N) for i = 1 .. N. That's a slightly >> larger number. Can you clarify? > > 2**127 is correct (since MD5 is a 128-bit hash). >
