apache/accumulo

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Apache Accumulo

Stars: 1.2k
Forks: 487
Open beginner issues: 0
Indexed issues: 243
Avg merge: 4d 5h
Merged PRs (30d): 13

Dominant language: Java
License: Apache-2.0
Last GitHub push: Sep 10, 2026
Latest indexed: Sep 14, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

Open All

243 open issues indexed

Resource Group Follow-on: Evaluate putting ClusterServerConfiguration in MAC public API Open

apache/accumulo#3534 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Add tests for StoredTabletFile range serialization/deserialization Open

apache/accumulo#3636 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Consider using DataSketches to precompute quantiles or other values to aid with more rapid split point computation Open

enhancement

apache/accumulo#3651 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Convert Compactor/Coordinator into generic distributed job execution service Open

enhancement

apache/accumulo#3658 · 14 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Use ObjectInputFilter when deserializing fate objects. Open

bug

apache/accumulo#3660 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
DatafileManager.importMapFiles question Open

question

apache/accumulo#3668 · 6 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Explore moving all tablet in memory state an synchronization into a single class Open

apache/accumulo#3670 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Add metric for failed minor compactions Open

enhancement

apache/accumulo#3686 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Handle erroneously empty rfile block reads Open

bug

apache/accumulo#3694 · 4 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Add unit test for erroneous empty rfile Open

enhancement

apache/accumulo#3695 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Add RFile block info to validate the block was read correctly Open

enhancement

apache/accumulo#3698 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Consider adding integrity checks into the metadata table's tablet schema Open

enhancement

apache/accumulo#3699 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
We really need to use formatters Open

enhancement

apache/accumulo#3732 · 4 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Concurrent major compactions could possibly cause metadata inconsistencies Open

bug

apache/accumulo#3740 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 14, 2026
No-chop merge debug logging Open

enhancement

apache/accumulo#3767 · 5 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
No chop merge see files ranges in metadata scan Open

enhancement

apache/accumulo#3772 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Place limit on fence begin and end row size. Open

enhancement

apache/accumulo#3795 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Explore naming properties based on functionality instead of where the functionality runs Open

apache/accumulo#3803 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Modify FATE to allow distributed workers Open

apache/accumulo#3822 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Create explicit immutable table states: enabled/disabled Open

apache/accumulo#3860 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
MetadataSchema convenience Text methods for constants does not enforce strict immutability Open

enhancement

apache/accumulo#3865 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Create pluggble server-side UncaughtExceptionHandler Open

enhancement

apache/accumulo#3871 · 6 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Tests table operations with lots of tablets Open

apache/accumulo#3935 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Support passing a property file to the shell for setting multiple properties Open

enhancement

apache/accumulo#3953 · 7 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Move compaction service properties to accumulo props file Open

enhancement

apache/accumulo#3981 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Resource Groups: Emit metrics that could be used by external schedulers Open

apache/accumulo#3991 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Add test for returning metrics from multiple queues Open

enhancement

apache/accumulo#3993 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Reorganize manager code Open

apache/accumulo#4005 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 14, 2026
MiniAccumuloClusterControl.stop(ServerType server, String hostname) does nothing with hostname Open

bug

apache/accumulo#4055 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Investigate adjusting sliding window in default compaction planner based on size Open

bug

apache/accumulo#4088 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Emit a metric for tablets that have more files than the scan max and are not compacting Open

enhancement

apache/accumulo#4090 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Investigate adding trace level logging that helps identify tablets not compacting that need to Open

enhancement

apache/accumulo#4091 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
ReferencedTabletFile has getTableId method that may be misleading. Open

enhancement

apache/accumulo#4094 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Clone table should optionally allow specifying a range to clone Open

enhancement

apache/accumulo#4123 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
RFile writes should utilize multiple threads Open

enhancement

apache/accumulo#4124 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Tserver gets stuck if context classloader fails on first try Open

bug

apache/accumulo#4190 · 12 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Investigate if a new human readable export file version should be created Open

enhancement

apache/accumulo#4193 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Compaction property redesign Open

apache/accumulo#4273 · 4 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Investigate replacing long+TimeUnit with Duration in more places Open

enhancement

apache/accumulo#4361 · 6 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Call hsync(), if supported, immediately prior to closing DFS compaction files. Open

enhancement

apache/accumulo#4455 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Write up scan server example for Blog post Open

enhancement

apache/accumulo#4463 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Improve log recovery times Open

enhancement

apache/accumulo#4505 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Explore adding table ids tags to some metrics Open

enhancement

apache/accumulo#4511 · 22 comments · 0 reactions · 1 assignee · Indexed Sep 14, 2026
Last contact for tablet server on monitor seemed incorrect Open

bug

apache/accumulo#4516 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Add default split points for reserved sections of the metadata table Open

enhancement

apache/accumulo#4519 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Add option for balancing a single table at a time to the host regex balancer Open

enhancement

apache/accumulo#4521 · 6 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Consider/experiment with avoiding scan server refs by delaying GC Open

enhancement

apache/accumulo#4538 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Accumulo lacks a way to get status on table level compactions Open

apache/accumulo#4564 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Create a non-compacting compaction as a way to move files Open

enhancement

apache/accumulo#4565 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 14, 2026
accumulo-client properties like "ssl.truststore.password" do not get found inside a CredentialProvider if one is provided Open

apache/accumulo#4595 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026

apache/accumulo

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