palgy on "unable to install Install DataStax Enterprise on Red Hat Enterprise...
Hi ,I have some issue with the installation dse-full ... anyone can help ? See below:[root@localhost Server]# java -version java version "1.6.0_43" Java(TM) SE Runtime Environment (build 1.6.0_43-b01)...
View Articlesthibault on "Hadoop with Kerberos"
Map reduce jobs are not working after kerberos integration. The dse hadoop jar command just hangs after outputing: 13/07/02 14:11:22 INFO security.TokenCache: Got dt for...
View Articletanzir on "Failed to start opscenter"
Hello everyone, Though I have been using Opscenter for a long time but this is 1st time I am trying to install it. I am having some issues while starting-up the opscenter.OS Version: CentOS release 6.3...
View Articleacchen on "Cassandra Node dying, saw OpsCenter thrift operation queue full...
We have just moved Cassandra 1.1.7 into production today, but just before that we saw two Cassandra nodes go down with OOM. We saw this error in the past in load tests and have tuned the nofiles...
View Articleashutosh on "HOW TO INSERT Double Column value"
Dear All, I am trying to insert records in my cassandra (name = address) table using Hector lib. I am getting following runtime exception. Please give me some guidance.Please refer ... My Cassandra...
View Articlesarobenalt on "Java Driver - CQL 3 - Bound Statements - IN clause"
Hi all!As the topic indicates, I am trying to figure out how to bind variables for an IN clause in a bound statement when using the Java Driver. In my case, I am building a query that returns a result...
View Articlejpayne97 on "After upgrading to 3.1 we now get this error about shards in solr"
java.io.IOException: Unavailable shards for ranges: [(0,56713727820156410577229101238628035242]]We have 3 nodes in 1 cluster for this.The same configs worked in 3.0.2
View Articlesthibault on "DSE 3.1 number of hadoop tasks"
I've setup a fresh DSE 3.1 install on two nodes. Per recommendations the Cassandra node has num_tokens=256 and the Analytics node has num_tokens=1.When I run a hadoop job or a hive query, there are 258...
View Articleamey on "DSE Search (Solr) time series data"
Hello Everyone,I am trying to query time series data with DSE 3.1 search and so far haven't been successful with a good data model. I found in DSE docs which says that “Cassandra time series type rows”...
View Articlectoomey on "Why different data centers needed to use Solr?"
Per http://www.datastax.com/docs/datastax_enterprise3.0/solutions/dse_search_cluster one cannot run a DSE cluster containing both regular Cassandra nodes and Solr search nodes in the same data center....
View Articlegdf on "Co-locate Cassandra and Analytics (Hadoop) Servers?"
Is there an 'approved' way to launch multiple Cassandra instances on a single node and have them point to different config files? I'm specifically looking to set up a cluster with both a Cassandra and...
View ArticleAndrei Pozolotin on "datastax/community sources location?"
Hello.I was not able to immediately find sources for datastax/community edition inhttps://github.com/riptanohttps://github.com/datastaxcan you please confirm * datastax/community is really open source?...
View Articleharuska on "new machine reported as old one with no updated stats"
I have a 21 node cluster on ec2 (cass 1.2.5). One node was experiencing intermittent network issues. I rsync'ed the data to a new node and replaced the old one. The new machine took over fine in the...
View Articletableau on "Datastax End of Life (support) for specific versions"
Just wondering if anyone knows the End Of Life (Support) for the following versions of Datastax Datastax Enterprise Edition 2.2 Datastax Enterprise Edition 3.0 We are just trying to update our EoL...
View Articlesgansa on "com.datastax.bdp.hadoop.cfs"
In my Java project, I made the entry in the maven project to leverage CFS methods...
View Articlepgorla on "Zombie Instances Keep Reappearing"
Hi,I recently tested out the Datastax Enterprise AMI, and set up a 2-node cluster with Solr enabled on both nodes.Unfortunately, the installation failed with this message: [INFO] Using instance type:...
View Articleken.hancock@schange.com on "Search Request graphs not populated"
None of my search graphs (Search Requests, Search Request Latency) are being populated. Looking through data explorer, I do see data in the rollups60 column...
View Articlejmac on "Is Cassandra really only sending one copy of the data between data...
I set up a cluster with two data centers (DC1 and DC2) with 4 nodes in each. # nodetool status Datacenter: DC1 =============== Status=Up/Down |/ State=Normal/Leaving/Joining/Moving -- Address Load...
View Articlenyadav.ait on "java datastax driver EXCEPTION No handler set for stream 0"
i had started using latest cassandra-driver-core-1.0.1.jar from yesterday on latest version of cassandra 1.2.6...i cross checked start_native_transport: true is set in yaml...also my cassandra is...
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