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HADOOP-19376. Add fs..impl.disable.cache to core-default.xml. #7249

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HADOOP-19376. Add fs..impl.disable.cache to core-default.xml. #7249

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768e1c5
HADOOP-19376. Add fs..impl.disable.cache to core-default.xml.
hfutatzhanghb Dec 26, 2024
bed0d10
fix UT
hfutatzhanghb Dec 26, 2024
5204b16
fix description.
hfutatzhanghb Dec 26, 2024
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10 changes: 10 additions & 0 deletions hadoop-common-project/hadoop-common/src/main/resources/core-default.xml
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Original file line number Diff line number Diff line change
Expand Up @@ -4468,4 +4468,14 @@ The switch to turn S3A auditing on or off.
<description>The AbstractFileSystem for Ozone FileSystem o3fs uri</description>
</property>

<property>
<name>fs.$SCHEMA.impl.disable.cache</name>
<value>false</value>
<description>Whether create a new FileSystem instance for schema specified by $SCHEMA or not.
If false and there is a cached FileSystem instance matching the same schema of the URI,
it will be returned. Otherwise,a new FileSystem instance will be created,
initialized with the configuration and URI, cached and returned to the caller.
</description>
</property>

</configuration>
1 change: 1 addition & 0 deletions ...ect/hadoop-common/src/test/java/org/apache/hadoop/conf/TestCommonConfigurationFields.java
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Expand Up @@ -250,5 +250,6 @@ public void initializeMemberVariables() {
xmlPropsToSkipCompare.add("io.seqfile.local.dir");

xmlPropsToSkipCompare.add("hadoop.http.sni.host.check.enabled");
xmlPropsToSkipCompare.add("fs.$SCHEMA.impl.disable.cache");
}
}
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