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Posted to common-issues@hadoop.apache.org by "Yuanbo Liu (Jira)" <ji...@apache.org> on 2024/05/22 08:46:00 UTC

[jira] [Created] (HADOOP-19183) RBF: Support leader follower mode for multiple subclusters

Yuanbo Liu created HADOOP-19183:
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             Summary: RBF: Support leader follower mode for multiple subclusters
                 Key: HADOOP-19183
                 URL: https://issues.apache.org/jira/browse/HADOOP-19183
             Project: Hadoop Common
          Issue Type: Improvement
          Components: RBF
            Reporter: Yuanbo Liu


Currently there are five modes in multiple subclusters like
HASH, LOCAL, RANDOM, HASH_ALL,SPACE;

Proposal a new mode called leader/follower mode. routers try to write to leader subcluster as many as possible. When routers read data, put leader subcluster into first rank.



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