Wei-Chiu Chuang created HDDS-11526:
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Summary: hdds.datanode.metadata.rocksdb.cache.size default value
description is wrong
Key: HDDS-11526
URL: https://issues.apache.org/jira/browse/HDDS-11526
Project: Apache Ozone
Issue Type: Bug
Reporter: Wei-Chiu Chuang
In ozone-default.xml, hdds.datanode.metadata.rocksdb.cache.size has the
following default value description:
{noformat}
<property>
<name>hdds.datanode.metadata.rocksdb.cache.size</name>
<value>64MB</value>
<tag>OZONE, DATANODE, MANAGEMENT</tag>
<description>
Size of the block metadata cache shared among RocksDB instances on each
datanode. All containers on a datanode will share this cache.
</description>
</property>
{noformat}
The actual default value used in the code is 1GB.
https://github.com/apache/ozone/blob/master/hadoop-hdds/common/src/main/java/org/apache/hadoop/ozone/OzoneConfigKeys.java#L453
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