Hadoop HDFS
  1. Hadoop HDFS

performance

Summary

Description

Tag for performance related improvements/optimizations

Issues: Unresolved

Key Summary Due Date
Improvement HDFS-918 Use single Selector and small thread pool to replace many instances of BlockSender for reads
Improvement HDFS-1148 Convert FSDataset to ReadWriteLock
Improvement HDFS-1323 Pool/share file channels for HDFS read

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Issues: Updated recently

Key Summary Updated
Task HDFS-8134 Using OpenJDK on HDFS
Sub-task HDFS-7209 Populate EDEK cache when creating encryption zone
Improvement HDFS-2533 Remove needless synchronization on FSDataSet.getBlockFile

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Versions: Unreleased

Name Release date
Unreleased 0.20-append  
Unreleased 0.20.204.1  
Unreleased HA branch (HDFS-1623)  
Unreleased Auto failover (HDFS-3042)  
Unreleased 0.22.1  
Unreleased 0.23.2  
Unreleased 3.0.0  
Unreleased 1-win  
Unreleased Shared journals (HDFS-3092)  
Unreleased Multiple interfaces (HDFS-3140)  
Unreleased QuorumJournalManager (HDFS-3077)  
Unreleased trunk-win  
Unreleased Snapshot (HDFS-2802)  
Unreleased 1.1.3  
Unreleased 1.3.0  
Unreleased HDFS-4949  
Unreleased Heterogeneous Storage (HDFS-2832)  
Unreleased 2.2.1  
Unreleased HDFS ACLs (HDFS-4685)  
Unreleased HDFS-5535 (Rolling upgrades)  
Unreleased HDFS-5698 (FSImage in protobuf)  
Unreleased HDFS XAttrs (HDFS-2006)  
Unreleased fs-encryption (HADOOP-10150 and HDFS-6134)  
Unreleased DisasterRecovery (HDFS-5442)  
Unreleased Archival Storage (HDFS-6584)  
Unreleased HDFS-6581  
Unreleased HDFS-6534  
Unreleased HADOOP-10388  
Unreleased HDFS-6994  
Unreleased HDFS-7285  
Unreleased 2.6.1  
Unreleased 2.8.0  
Unreleased HDFS-7836  
Unreleased 2.7.1  

...and 29 more

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