Roger on "Latest Python version supported by OpsCenter 3.2: 2.7, 3.3?"
Hi, I'd like to install OpsCenter 3.2 on Red Hat Enterprise Linux Server release 5.8 (Tikanga), which currently has Python 2.4.3. I see from the docs that Python 2.6+ is required. What's the latest...
View Articleah on "CQL3 - slow drag from schemaless towards SQL"
Hi all, I like Cassandra, I use it for all of my projects, it's great! However, I observe that C* is continuously moving to become equivalent in terms of data modeling to SQL-world....If I understand...
View Articlematt.lieber on "sizing for production deployment question - does the doc...
hi,I am not clear on how to calculate data sizing ; the documentation (http://www.datastax.com/docs/1.2/cluster_architecture/cluster_planning) states:"On average, raw data is about two times larger on...
View Articlematt.lieber on "Opscenter: management of incremental backups?"
hi,The documentation says (http://www.datastax.com/docs/opscenter/online_help/backups/data_backups) that OpsCenter can manage backups and restores from snapshots. How about managing incremental backups...
View Articlek.gruskin on "Cassandra Solr Marshall Exception copyField"
First off this functionality works fine in the Datastax 2.0 version but no longer appears to work in 3.0. Basically when I add a copyFIeld value to the SOLR schema from a string it throws the exception...
View Articleken.hancock@schange.com on "Secondary Index on converted Solr node?"
We recently split our 6-node solr datacenter into a no-Solr Cassandra datacenter and a Solr datacenter (dse delegate snitch). I'm noticing high load on one of the nodes in the Cassandra DC and...
View ArticleHans-Peter.Sloot_atos.net on "Install Errored: Unable to create yum repo...
Hi,I am trying to build a cluster with 4 nodes. For the node on which the opscenterd runs the installation fails with the message :Install Errored: Unable to create yum repo file:...
View Articlegupta.vijit on "Facing issue while setting up java client for DSE Cassandra...
Hi,We have setup a single node cluster of DSE 3.0 Cassandra with Kerberos authentication. Setup details are :- i) Kerberos server (Ubuntu 12.0.4 32 bit) ii) DSE Cassandra Node (Ubuntu 12.0.4 32 bit) ,...
View Articlekaistos on "Upgrading DSE entreprise 3.0 to 3.1"
Hi all,After upgrading dse, i have an error : Caused by: org.apache.solr.common.SolrException: Plugin init failure for [schema.xml] fieldType "string_contains": Plugin init failure for [schema.xml]...
View ArticleAlain on "Some 3.2 bugs reported in the C* user ML"
Hello,A C* user and I have posted some issues we have met on the new 3.2 OpsCenter.Could you please check those issues and tell us if they are bugs or if we missed something...
View Articledkraatz on "csharp-driver Slow on Natve support port 9042"
I have a 2 node single data center. I am using the csharp driver. When we had it 1 node 1 DC it was fast. now that we have expanded it to a 2nd node it works but it is very slow responding. _cluster =...
View ArticleDaniel Szabo on "Binary protocol with internal authentication does not work...
Hello, we have a fresh installation of dse-full 3.1.1-1. We've enabled - authenticator: org.apache.cassandra.auth.PasswordAuthenticator - authorizer: org.apache.cassandra.auth.CassandraAuthorizerWe've...
View Articlevinod.vasudevan on "Datastax protocol implementation"
Hi, I would like to know if Datastax can implement either SAML 2.0 protocol or the WS-Federation passive requester profile protocol.Thanks.
View Articlemharwida on "Kerberos and Cassandra"
Hi,I've been trying to run DSE Cassandra with Kerberos authentication enabled but with no luck so far.I have enabled kerberos authentication in the Cassandra.yaml file and used the following values in...
View Articledlee on "Intermittent TimeoutException on writes. Works after node stop/start"
We are using DataStax Enterprise trial. A system which was working nicely started to intermittently stop working / get timeout exceptions. This has gone on for several days without resolving...
View Articlesmandava on "cassandra-cli throwing NoClassDefFoundError while connecting to...
I am using DSE 3.1.0-1 packaged install. I am not able to connect to my cluster using cassandra-cli. cqlsh works fine.using cassandra-cli --------------------------- admin@ip-XX-XX-XX-XX:/usr/bin$...
View Articlevanheerj on "opscenter-agent startup fails"
HiWhen i try to starrt the opscenter-agent i get the following error: 2013-08-06 16:30:40 +0200 Starting opscenter-agent[ OK ] 2013-08-06 16:30:40 +0200 log4j:WARN No appenders could be found for...
View Articleavon on "What's the underlying version of apache cassandra in DataStax...
Just curious what version of Cassandra its based on? 1.2.3 or latest still? Since it supports Binary Protocol, I'm excited and like to give it a go soon!! Cassandra 2.0.0-beta2 was released on...
View Articlepfar on "Data Backups Permissions Error"
Hi,I am evaluating DSE Enterprise and now have everything connected, Opscenter and Cassandra are running on a single node. The Agent is connected to Opscenter and everything looks good...except...When...
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