cassandra-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Ramzi Rabah <rra...@playdom.com>
Subject Re: Configuring Cassandra
Date Wed, 09 Dec 2009 01:47:26 GMT
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 <robin.coe@bluecoat.com> 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:jbellis@gmail.com]
> Sent: December 8, 2009 8:28 PM
> To: cassandra-user@incubator.apache.org
> Subject: Re: Configuring Cassandra
>
> On Tue, Dec 8, 2009 at 7:05 PM, Coe, Robin <robin.coe@bluecoat.com> 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).
>

Mime
View raw message