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Posted to hdfs-dev@hadoop.apache.org by "Walter Su (JIRA)" <ji...@apache.org> on 2015/10/07 04:21:26 UTC
[jira] [Created] (HDFS-9206) Inconsistent default value of
dfs.datanode.stripedread.buffer.size
Walter Su created HDFS-9206:
-------------------------------
Summary: Inconsistent default value of dfs.datanode.stripedread.buffer.size
Key: HDFS-9206
URL: https://issues.apache.org/jira/browse/HDFS-9206
Project: Hadoop HDFS
Issue Type: Bug
Components: erasure-coding
Reporter: Walter Su
Priority: Trivial
{noformat}
DFS_DATANODE_STRIPED_READ_BUFFER_SIZE_DEFAULT = 64 * 1024;
<property>
<name>dfs.datanode.stripedread.buffer.size</name>
<value>262144</value>
<description>Datanode striped read buffer size.
</description>
</property>
{noformat}
Once before we used 256k cellSize, now we changed to 64k as default value.
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