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Monitoring & Metrics
Monitoring Accumulo Monitor SSL Metrics[] Configuration Metric Names Monitoring Accumulo Monitor The Accumulo Monitor provides a web UI with information on the health and ... -
Upgrading Accumulo
Upgrading from 1.10 or 2.0 to 2.1 Create ZooKeeper snapshot (optional - but recommended) Rename master Properties, Config Files, and Script References Pre-Upgrade the property st... -
Advanced Troubleshooting
Tablet server locks HDFS Failures Zookeeper Failures Upgrade Issues File Naming Conventions HDFS Decommissioning Issues Tablet server locks My tablet server lost its lock. ... -
Setup
User Manual (2.x and 3.x) Master/Manager naming Setup for testing or development Setup for Production Configuring Accumulo Initialization Run Accumulo Run individual Accumulo... -
Basic Troubleshooting
General Accumulo Processes Accumulo Clients Ingest HDFS Zookeeper General The tablet server does not seem to be running!? What happened? Accumulo is a distributed system.... -
High-Speed Ingest
Pre-Splitting New Tables Multiple Ingest Clients Bulk Ingest Logical Time for Bulk Ingest MapReduce Ingest Accumulo is often used as part of a larger data processing and stor... -
Authorizations
Configuration Security Labels Writing labeled data Security Label Expression Syntax User Authorizations Advanced Authorizations Handling In Accumulo, data is written with se... -
On Disk Encryption
Configuration Encrypting All Tables Per Table Encryption Disabling Crypto Custom Crypto Things to keep in mind Utilities need access to encryption properties Some data will b... -
Compactions
Configuration External Compactions Starting the Components Configuration Overview External Compaction in Action Logging Metrics User compactions In Accumulo each tablet h... -
Table Design
Basic Table RowID Design Lexicoders Indexing Entity-Attribute and Graph Tables Document-Partitioned Indexing Basic Table Since Accumulo tables are sorted by row ID, each ta...