Re: cassandra for a inbox search with high reading qps

2010-08-30 Thread Mike Peters
-incubator-apache-org.3065146.n2.nabble.com/cassandra-for-a-inbox-search-with-high-reading-qps-tp5434900p5478060.html Sent from the cassandra-u...@incubator.apache.org mailing list archive at Nabble.com.

Re: cassandra for a inbox search with high reading qps

2010-08-30 Thread Todd Nine
We use Lucandra as well for searching for users, as well as geo-encoding. It really works well except for numeric fields. https://issues.apache.org/jira/browse/CASSANDRA-1235 That bug may be a bit of an issue, but after they release 0.6.5 all the Lucene functionality will be available to you.

Re: cassandra for a inbox search with high reading qps

2010-08-30 Thread Chen Xinli
what's the average size of a user? As I know, lucandra will first poll the data from cassandra, then do computation in the client. That's ok for small rows. But we have 1M row in average, and some rows scale to 100M; at the same time, we expect high reading qps. Polling these data to client

Re: cassandra for a inbox search with high reading qps

2010-08-18 Thread Chen Xinli
Thanks for your reply. Cassandra, in our case, is used for searching purposes not for data storage. We can build the cassandra keyspace data daily/weekly when system load is lower. We have modified the cassandra code to add a value filter which makes the data-repair not working. The value

cassandra for a inbox search with high reading qps

2010-08-17 Thread Chen Xinli
Hi, We are going to use cassandra for searching purpose like inbox search. The reading qps is very high, we'd like to use ConsitencyLevel.One for reading and disable read-repair at the same time. For reading consistency in this condition, the writing should use ConsistencyLevel.ALL. But the

Re: cassandra for a inbox search with high reading qps

2010-08-17 Thread Edward Capriolo
On Tue, Aug 17, 2010 at 10:55 PM, Chen Xinli chen.d...@gmail.com wrote: Hi, We are going to use cassandra for searching purpose like inbox search. The reading qps is very high, we'd like to use ConsitencyLevel.One for reading and disable read-repair at the same time. For reading consistency

Re: cassandra for a inbox search with high reading qps

2010-08-17 Thread Chen Xinli
I'm using cassandra 0.6.4; there's a configuration option DoConsistencyChecksBoolean in storage-conf.xml. Is't that for read-repair ? I will do a test for WRITE QUORUM, READ.ONE if it can meet our requirements. 2010/8/18 Edward Capriolo edlinuxg...@gmail.com On Tue, Aug 17, 2010 at 10:55 PM,

Re: cassandra for a inbox search with high reading qps

2010-08-17 Thread Benjamin Black
On Tue, Aug 17, 2010 at 7:55 PM, Chen Xinli chen.d...@gmail.com wrote: Hi, We are going to use cassandra for searching purpose like inbox search. The reading qps is very high, we'd like to use ConsitencyLevel.One for reading and disable read-repair at the same time. In 0.7 you can set a