Re: Cassandra with SAN

2013-02-21 Thread Ben Gambley
On Friday, February 22, 2013, Jared Biel wrote: > > As a counter argument though, anyone running a C* cluster on the Amazon > cloud is going to be using SAN storage (or some kind of proprietary storage > array) at the lowest layers...Amazon isn't going to have a bunch of JBOD > running their clou

Read Performance / Schema Design

2011-10-26 Thread Ben Gambley
Hi Everyone I have a question with regards read performance and schema design if someone could help please. Our requirement is to store per user, many unique results (which is basically an attempt at some questions ..) so I had thought of having the userid as the row key and the result id as

Re: Seeking advice on Schema and Caching

2011-11-15 Thread Ben Gambley
Hi Aditya Not sure the best way to do in Cassandra but have you considered using apache solr - you could then include just the row keys pointing back to Cassandra where the actual data is. Solr seems quite capable of performing google like searches and is fast. Cheers Ben On 16/11/2011, at 1:

Installing specific version

2013-07-04 Thread Ben Gambley
Hi all Can anyone point me in the right direction for installing a specific version from datastax repo, we need 1.2.4 to keep consistent with our qa environment. It's for a new prod cluster , on Debian 6. I thought it may be a value in /etc/apt/source.list ? The latest 1.2.6 does not appear co

Bulk Loader - OutOfMemoryError: Java heap space

2013-07-31 Thread Ben Gambley
buffers cached Mem: 3968 1525 2442 0 45161 Is there a way of increasing the default memory available to stableloader, from what I can see it might be 64MB. I have looked at attempting to increase using java -classpath but to no avail. B