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Troubleshooting Tools
RFileInfo Encrypted Files GetManagerStats FindOfflineTablets RemoveEntriesForMissingFiles ChangeSecret (new in 2.1) DeleteZooInstance (new in 2.1) accumulo-util dump-zoo Re... -
Summary Statistics
Overview Inaccuracies Configuring Permissions Bulk import Examples Overview Accumulo has the ability to generate summary statistics about data in a table using user defined... -
Proxy
Prerequisites Running the Proxy Server Proxy Client Examples Ruby Python Java The Accumulo Proxy allows the interaction with Accumulo with languages other than Java. A prox... -
Configuration Overview
Client Configuration Server Configuration Default Site System Namespace Zookeeper Considerations Viewing Server Configuration Configuration is managed differently for Accu... -
Spark
General configuration Reading from Accumulo table Writing to Accumulo table Use a BatchWriter Using Bulk Import Reference Apache Spark applications can read from and write ... -
Scan Executors
Configuring and using Scan Executors Configuring and using Scan Prioritizers. Providing hints from the client side. Accumulo scans operate by repeatedly fetching batches of dat... -
Tracing
Configuring Tracing Instrumenting a Client Tracing from the Shell It can be difficult to determine why some operations are taking longer than expected. For example, you may be ... -
Wire Encryption
Server configuration Client configuration Generating SSL material using OpenSSL Generate a certificate/keystore per host Accumulo, through Thrift’s TSSLTransport, provides the... -
FATE
Overview REPO Stack FATE Structure in ZooKeeper Administration List/Print Summary (new in 2.1) Cancel Fail Delete Dump Accumulo must implement a number of distributed, m... -
Sampling
Overview Configuring Scanning sample data Bulk import Overview Accumulo has the ability to generate and scan a per table set of sample data. This sample data is kept up to da...