DataStax Enterprise

Security

• How To Configure Microsoft AD Server as the KDC
• FAQ - How to force SSL TLSv1.2 protocol with DSE
• Authentication Transitional Mode (DSE 5.1.x)
• Setting Up LDAP Authentication and Authorization, DSE 5.x
• Setting Up Kerberos Authentication and Authorization, DSE 5.x

Search

• Setup SSL for Solr Cluster with internode and Client-to-node encryption
• DSE Solr indexing performance drop with delete workloads
• Solr filter cache hit rate fluctuation post DSE 5.1.6 versions
• Adding a New Search Data Center to Existing Cluster
• FAQ - Does DSE Search support multiple data directories for Solr indexes
• HOW TO - setup Solr Queries to measure percentile latencies

See all 32 articles

Install/Upgrade

• FAQ - Is the DataStax Installer no longer available?
• DROP COMPACT STORAGE results in InvalidRequest on older DSE clusters
• Node upgraded from DSE 4.8 to 5.0 fails to start with NPE for LegacySchemaMigrator
• Upgrading to earlier versions of DSE with YUM installs latest version
• Installing earlier versions of DSE installs latest version of OpsCenter agent
• DataStax Academy credentials do not immediately work on DataStax Downloads site

See all 12 articles

Graph

• Graph query on gremlin-console returns error "Unable to create an OLAP Traversal Source"
• "Vertex label ID clash" error when loading into DSE Graph
• UnsupportedOperationException when running Vertex query in gremlin console
• or() operator in graph query doesn't use indexes
• Graph loader throws "failed to map segment from shared object" warning

General

• Nodes report "Unexpected protocol magic number!" error in logs
• Lightweight transactions failing, conditional writes not getting processed
• FAQ - Why Java performance utilities like jps no longer work in DSE 5.0+
• FAQ - Why is forcing major compaction on a table not ideal?
• DSE Advanced Replication reports error while fetching mutations "Could only read 0 but expected 1 bytes"
• DSE Advanced Replication returns UnsupportedMutationException for collection columns

See all 130 articles

Analytics

• DSE Spark returns BusyPoolException after upgrade to DSE 5.0.14
• Spark Executor reports CorruptStatistics warnings when reading older Parquet files
• FAQ - Does spark.hadoop.cassandra.host support multiple hosts?
• Spark Master to App disassociation under high load conditions
• Spark Master shuts down during startup with SerialVersionUUID exception
• How To Use Apache Zeppelin with DSE Spark on DSE 5.0.x and 4.8.x

See all 45 articles