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Posted to hdfs-dev@hadoop.apache.org by "Konstantin Shvachko (Jira)" <ji...@apache.org> on 2020/01/13 20:07:00 UTC
[jira] [Created] (HDFS-15118) [SBN Read] Slow clients when Observer
reads are enabled but there are no Observers on the cluster.
Konstantin Shvachko created HDFS-15118:
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Summary: [SBN Read] Slow clients when Observer reads are enabled but there are no Observers on the cluster.
Key: HDFS-15118
URL: https://issues.apache.org/jira/browse/HDFS-15118
Project: Hadoop HDFS
Issue Type: Bug
Components: hdfs-client
Affects Versions: 2.10.0
Reporter: Konstantin Shvachko
We see substantial degradation in performance of HDFS clients, when Observer reads are enabled via {{ObserverReadProxyProvider}}, but there are no ObserverNodes on the cluster.
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