xiaoyuyao commented on a change in pull request #653: HDDS-1333.
OzoneFileSystem can't work with spark/hadoop2.7 because incompatible security
classes
URL: https://github.com/apache/hadoop/pull/653#discussion_r271382877
##########
File path: hadoop-hdds/docs/content/SparkOzoneFSK8S.md
##########
@@ -78,11 +78,13 @@ And create a custom `core-site.xml`:
<configuration>
<property>
<name>fs.o3fs.impl</name>
- <value>org.apache.hadoop.fs.ozone.OzoneFileSystem</value>
+ <value>org.apache.hadoop.fs.ozone.BasicOzoneFileSystem</value>
</property>
</configuration>
```
+_Note_: You may also use `org.apache.hadoop.fs.ozone.OzoneFileSystem` without
the `Basic` prefix. The `Basic` version doesn't support FS statistics and
security tokens but can work together with older hadoop versions.
Review comment:
This is not accurate. If I understand correctly, the BasicOzoneFileSystem
also support delegation token APIs but not FS statistics.
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