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Posted to common-commits@hadoop.apache.org by in...@apache.org on 2019/02/20 22:21:57 UTC
[hadoop] 31/41: HDFS-14223. RBF: Add configuration documents for
using multiple sub-clusters. Contributed by Takanobu Asanuma.
This is an automated email from the ASF dual-hosted git repository.
inigoiri pushed a commit to branch HDFS-13891
in repository https://gitbox.apache.org/repos/asf/hadoop.git
commit f40da42ea732cb18e3c50c539dece7168330d6f4
Author: Brahma Reddy Battula <br...@apache.org>
AuthorDate: Fri Jan 25 11:28:48 2019 +0530
HDFS-14223. RBF: Add configuration documents for using multiple sub-clusters. Contributed by Takanobu Asanuma.
---
.../hadoop-hdfs-rbf/src/main/resources/hdfs-rbf-default.xml | 3 ++-
.../hadoop-hdfs-rbf/src/site/markdown/HDFSRouterFederation.md | 2 +-
2 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/resources/hdfs-rbf-default.xml b/hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/resources/hdfs-rbf-default.xml
index 20ae778..afe3ad1 100644
--- a/hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/resources/hdfs-rbf-default.xml
+++ b/hadoop-hdfs-project/hadoop-hdfs-rbf/src/main/resources/hdfs-rbf-default.xml
@@ -275,7 +275,8 @@
<name>dfs.federation.router.file.resolver.client.class</name>
<value>org.apache.hadoop.hdfs.server.federation.resolver.MountTableResolver</value>
<description>
- Class to resolve files to subclusters.
+ Class to resolve files to subclusters. To enable multiple subclusters for a mount point,
+ set to org.apache.hadoop.hdfs.server.federation.resolver.MultipleDestinationMountTableResolver.
</description>
</property>
diff --git a/hadoop-hdfs-project/hadoop-hdfs-rbf/src/site/markdown/HDFSRouterFederation.md b/hadoop-hdfs-project/hadoop-hdfs-rbf/src/site/markdown/HDFSRouterFederation.md
index bcf8fa9..2ae0c2b 100644
--- a/hadoop-hdfs-project/hadoop-hdfs-rbf/src/site/markdown/HDFSRouterFederation.md
+++ b/hadoop-hdfs-project/hadoop-hdfs-rbf/src/site/markdown/HDFSRouterFederation.md
@@ -404,7 +404,7 @@ Forwarding client requests to the right subcluster.
| Property | Default | Description|
|:---- |:---- |:---- |
-| dfs.federation.router.file.resolver.client.class | `org.apache.hadoop.hdfs.server.federation.resolver.MountTableResolver` | Class to resolve files to subclusters. |
+| dfs.federation.router.file.resolver.client.class | `org.apache.hadoop.hdfs.server.federation.resolver.MountTableResolver` | Class to resolve files to subclusters. To enable multiple subclusters for a mount point, set to org.apache.hadoop.hdfs.server.federation.resolver.MultipleDestinationMountTableResolver. |
| dfs.federation.router.namenode.resolver.client.class | `org.apache.hadoop.hdfs.server.federation.resolver.MembershipNamenodeResolver` | Class to resolve the namenode for a subcluster. |
### Namenode monitoring
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