[21/50] hadoop git commit: HDFS-13240. RBF: Update some inaccurate document descriptions. Contributed by Yiqun Lin.

[aengineer]

HDFS-13240. RBF: Update some inaccurate document descriptions. Contributed by 
Yiqun Lin.


Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/4743d4a2
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/4743d4a2
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/4743d4a2

Branch: refs/heads/HDFS-7240
Commit: 4743d4a2c70a213a41804a24c776e6db00e1b90d
Parents: 8133cd5
Author: Yiqun Lin 
Authored: Sat Mar 10 11:28:55 2018 +0800
Committer: Yiqun Lin 
Committed: Sat Mar 10 11:28:55 2018 +0800

--
 .../src/site/markdown/HDFSRouterFederation.md   | 12 +++-
 1 file changed, 7 insertions(+), 5 deletions(-)
--


http://git-wip-us.apache.org/repos/asf/hadoop/blob/4743d4a2/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md
--
diff --git 
a/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md 
b/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md
index 5412aae..fdaaa11 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md
@@ -29,7 +29,9 @@ Architecture
 
 
 A natural extension to this partitioned federation is to add a layer of 
software responsible for federating the namespaces.
-This extra layer allows users to access any subcluster transparently, lets 
subclusters manage their own block pools independently, and supports 
rebalancing of data across subclusters.
+This extra layer allows users to access any subcluster transparently, lets 
subclusters manage their own block pools independently, and will support 
rebalancing of data across subclusters later
+(see more info in 
[HDFS-13123](https://issues.apache.org/jira/browse/HDFS-13123)). The 
subclusters in RBF are not required to be the independent HDFS clusters, a 
normal federation cluster
+(with multiple block pools) or a mixed cluster with federation and independent 
cluster is also allowed.
 To accomplish these goals, the federation layer directs block accesses to the 
proper subcluster, maintains the state of the namespaces, and provides 
mechanisms for data rebalancing.
 This layer must be scalable, highly available, and fault tolerant.
 
@@ -324,8 +326,8 @@ The connection to the State Store and the internal caching 
at the Router.
 | Property | Default | Description|
 |: |: |: |
 | dfs.federation.router.store.enable | `true` | If `true`, the Router connects 
to the State Store. |
-| dfs.federation.router.store.serializer | `StateStoreSerializerPBImpl` | 
Class to serialize State Store records. |
-| dfs.federation.router.store.driver.class | `StateStoreZooKeeperImpl` | Class 
to implement the State Store. |
+| dfs.federation.router.store.serializer | 
`org.apache.hadoop.hdfs.server.federation.store.driver.impl.StateStoreSerializerPBImpl`
 | Class to serialize State Store records. |
+| dfs.federation.router.store.driver.class | 
`org.apache.hadoop.hdfs.server.federation.store.driver.impl.StateStoreZooKeeperImpl`
 | Class to implement the State Store. |
 | dfs.federation.router.store.connection.test | 6 | How often to check for 
the connection to the State Store in milliseconds. |
 | dfs.federation.router.cache.ttl | 6 | How often to refresh the State 
Store caches in milliseconds. |
 | dfs.federation.router.store.membership.expiration | 30 | Expiration time 
in milliseconds for a membership record. |
@@ -336,8 +338,8 @@ Forwarding client requests to the right subcluster.
 
 | Property | Default | Description|
 |: |: |: |
-| dfs.federation.router.file.resolver.client.class | MountTableResolver | 
Class to resolve files to subclusters. |
-| dfs.federation.router.namenode.resolver.client.class | 
MembershipNamenodeResolver | Class to resolve the namenode for a subcluster. |
+| dfs.federation.router.file.resolver.client.class | 
`org.apache.hadoop.hdfs.server.federation.resolver.MountTableResolver` | Class 
to resolve files to subclusters. |
+| 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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[23/50] hadoop git commit: HDFS-13240. RBF: Update some inaccurate document descriptions. Contributed by Yiqun Lin.

[arp]

HDFS-13240. RBF: Update some inaccurate document descriptions. Contributed by 
Yiqun Lin.


Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/4743d4a2
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/4743d4a2
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/4743d4a2

Branch: refs/heads/HDFS-12996
Commit: 4743d4a2c70a213a41804a24c776e6db00e1b90d
Parents: 8133cd5
Author: Yiqun Lin 
Authored: Sat Mar 10 11:28:55 2018 +0800
Committer: Yiqun Lin 
Committed: Sat Mar 10 11:28:55 2018 +0800

--
 .../src/site/markdown/HDFSRouterFederation.md   | 12 +++-
 1 file changed, 7 insertions(+), 5 deletions(-)
--


http://git-wip-us.apache.org/repos/asf/hadoop/blob/4743d4a2/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md
--
diff --git 
a/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md 
b/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md
index 5412aae..fdaaa11 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md
@@ -29,7 +29,9 @@ Architecture
 
 
 A natural extension to this partitioned federation is to add a layer of 
software responsible for federating the namespaces.
-This extra layer allows users to access any subcluster transparently, lets 
subclusters manage their own block pools independently, and supports 
rebalancing of data across subclusters.
+This extra layer allows users to access any subcluster transparently, lets 
subclusters manage their own block pools independently, and will support 
rebalancing of data across subclusters later
+(see more info in 
[HDFS-13123](https://issues.apache.org/jira/browse/HDFS-13123)). The 
subclusters in RBF are not required to be the independent HDFS clusters, a 
normal federation cluster
+(with multiple block pools) or a mixed cluster with federation and independent 
cluster is also allowed.
 To accomplish these goals, the federation layer directs block accesses to the 
proper subcluster, maintains the state of the namespaces, and provides 
mechanisms for data rebalancing.
 This layer must be scalable, highly available, and fault tolerant.
 
@@ -324,8 +326,8 @@ The connection to the State Store and the internal caching 
at the Router.
 | Property | Default | Description|
 |: |: |: |
 | dfs.federation.router.store.enable | `true` | If `true`, the Router connects 
to the State Store. |
-| dfs.federation.router.store.serializer | `StateStoreSerializerPBImpl` | 
Class to serialize State Store records. |
-| dfs.federation.router.store.driver.class | `StateStoreZooKeeperImpl` | Class 
to implement the State Store. |
+| dfs.federation.router.store.serializer | 
`org.apache.hadoop.hdfs.server.federation.store.driver.impl.StateStoreSerializerPBImpl`
 | Class to serialize State Store records. |
+| dfs.federation.router.store.driver.class | 
`org.apache.hadoop.hdfs.server.federation.store.driver.impl.StateStoreZooKeeperImpl`
 | Class to implement the State Store. |
 | dfs.federation.router.store.connection.test | 6 | How often to check for 
the connection to the State Store in milliseconds. |
 | dfs.federation.router.cache.ttl | 6 | How often to refresh the State 
Store caches in milliseconds. |
 | dfs.federation.router.store.membership.expiration | 30 | Expiration time 
in milliseconds for a membership record. |
@@ -336,8 +338,8 @@ Forwarding client requests to the right subcluster.
 
 | Property | Default | Description|
 |: |: |: |
-| dfs.federation.router.file.resolver.client.class | MountTableResolver | 
Class to resolve files to subclusters. |
-| dfs.federation.router.namenode.resolver.client.class | 
MembershipNamenodeResolver | Class to resolve the namenode for a subcluster. |
+| dfs.federation.router.file.resolver.client.class | 
`org.apache.hadoop.hdfs.server.federation.resolver.MountTableResolver` | Class 
to resolve files to subclusters. |
+| 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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hadoop git commit: HDFS-13240. RBF: Update some inaccurate document descriptions. Contributed by Yiqun Lin.

[yqlin]

Repository: hadoop
Updated Branches:
  refs/heads/branch-2.9 a3c47eba7 -> 56ac7db7e


HDFS-13240. RBF: Update some inaccurate document descriptions. Contributed by 
Yiqun Lin.

(cherry picked from commit 4743d4a2c70a213a41804a24c776e6db00e1b90d)


Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/56ac7db7
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/56ac7db7
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/56ac7db7

Branch: refs/heads/branch-2.9
Commit: 56ac7db7ec61f9cd492ea9e72bf3a42241e4d724
Parents: a3c47eb
Author: Yiqun Lin 
Authored: Sat Mar 10 11:28:55 2018 +0800
Committer: Yiqun Lin 
Committed: Sat Mar 10 11:34:42 2018 +0800

--
 .../src/site/markdown/HDFSRouterFederation.md   | 12 +++-
 1 file changed, 7 insertions(+), 5 deletions(-)
--


http://git-wip-us.apache.org/repos/asf/hadoop/blob/56ac7db7/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md
--
diff --git 
a/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md 
b/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md
index 600c38e..14fa179 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md
@@ -29,7 +29,9 @@ Architecture
 
 
 A natural extension to this partitioned federation is to add a layer of 
software responsible for federating the namespaces.
-This extra layer allows users to access any subcluster transparently, lets 
subclusters manage their own block pools independently, and supports 
rebalancing of data across subclusters.
+This extra layer allows users to access any subcluster transparently, lets 
subclusters manage their own block pools independently, and will support 
rebalancing of data across subclusters later
+(see more info in 
[HDFS-13123](https://issues.apache.org/jira/browse/HDFS-13123)). The 
subclusters in RBF are not required to be the independent HDFS clusters, a 
normal federation cluster
+(with multiple block pools) or a mixed cluster with federation and independent 
cluster is also allowed.
 To accomplish these goals, the federation layer directs block accesses to the 
proper subcluster, maintains the state of the namespaces, and provides 
mechanisms for data rebalancing.
 This layer must be scalable, highly available, and fault tolerant.
 
@@ -304,8 +306,8 @@ The connection to the State Store and the internal caching 
at the Router.
 | Property | Default | Description|
 |: |: |: |
 | dfs.federation.router.store.enable | `true` | If `true`, the Router connects 
to the State Store. |
-| dfs.federation.router.store.serializer | `StateStoreSerializerPBImpl` | 
Class to serialize State Store records. |
-| dfs.federation.router.store.driver.class | `StateStoreZooKeeperImpl` | Class 
to implement the State Store. |
+| dfs.federation.router.store.serializer | 
`org.apache.hadoop.hdfs.server.federation.store.driver.impl.StateStoreSerializerPBImpl`
 | Class to serialize State Store records. |
+| dfs.federation.router.store.driver.class | 
`org.apache.hadoop.hdfs.server.federation.store.driver.impl.StateStoreZooKeeperImpl`
 | Class to implement the State Store. |
 | dfs.federation.router.store.connection.test | 6 | How often to check for 
the connection to the State Store in milliseconds. |
 | dfs.federation.router.cache.ttl | 6 | How often to refresh the State 
Store caches in milliseconds. |
 | dfs.federation.router.store.membership.expiration | 30 | Expiration time 
in milliseconds for a membership record. |
@@ -316,8 +318,8 @@ Forwarding client requests to the right subcluster.
 
 | Property | Default | Description|
 |: |: |: |
-| dfs.federation.router.file.resolver.client.class | MountTableResolver | 
Class to resolve files to subclusters. |
-| dfs.federation.router.namenode.resolver.client.class | 
MembershipNamenodeResolver | Class to resolve the namenode for a subcluster. |
+| dfs.federation.router.file.resolver.client.class | 
`org.apache.hadoop.hdfs.server.federation.resolver.MountTableResolver` | Class 
to resolve files to subclusters. |
+| 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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hadoop git commit: HDFS-13240. RBF: Update some inaccurate document descriptions. Contributed by Yiqun Lin.

[yqlin]

Repository: hadoop
Updated Branches:
  refs/heads/branch-2 0dadcf9ea -> 3a3492489


HDFS-13240. RBF: Update some inaccurate document descriptions. Contributed by 
Yiqun Lin.

(cherry picked from commit 4743d4a2c70a213a41804a24c776e6db00e1b90d)


Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/3a349248
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/3a349248
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/3a349248

Branch: refs/heads/branch-2
Commit: 3a349248960bc560b8ac63fea05e458775a42387
Parents: 0dadcf9
Author: Yiqun Lin 
Authored: Sat Mar 10 11:28:55 2018 +0800
Committer: Yiqun Lin 
Committed: Sat Mar 10 11:33:44 2018 +0800

--
 .../src/site/markdown/HDFSRouterFederation.md   | 12 +++-
 1 file changed, 7 insertions(+), 5 deletions(-)
--


http://git-wip-us.apache.org/repos/asf/hadoop/blob/3a349248/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md
--
diff --git 
a/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md 
b/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md
index 5412aae..fdaaa11 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md
@@ -29,7 +29,9 @@ Architecture
 
 
 A natural extension to this partitioned federation is to add a layer of 
software responsible for federating the namespaces.
-This extra layer allows users to access any subcluster transparently, lets 
subclusters manage their own block pools independently, and supports 
rebalancing of data across subclusters.
+This extra layer allows users to access any subcluster transparently, lets 
subclusters manage their own block pools independently, and will support 
rebalancing of data across subclusters later
+(see more info in 
[HDFS-13123](https://issues.apache.org/jira/browse/HDFS-13123)). The 
subclusters in RBF are not required to be the independent HDFS clusters, a 
normal federation cluster
+(with multiple block pools) or a mixed cluster with federation and independent 
cluster is also allowed.
 To accomplish these goals, the federation layer directs block accesses to the 
proper subcluster, maintains the state of the namespaces, and provides 
mechanisms for data rebalancing.
 This layer must be scalable, highly available, and fault tolerant.
 
@@ -324,8 +326,8 @@ The connection to the State Store and the internal caching 
at the Router.
 | Property | Default | Description|
 |: |: |: |
 | dfs.federation.router.store.enable | `true` | If `true`, the Router connects 
to the State Store. |
-| dfs.federation.router.store.serializer | `StateStoreSerializerPBImpl` | 
Class to serialize State Store records. |
-| dfs.federation.router.store.driver.class | `StateStoreZooKeeperImpl` | Class 
to implement the State Store. |
+| dfs.federation.router.store.serializer | 
`org.apache.hadoop.hdfs.server.federation.store.driver.impl.StateStoreSerializerPBImpl`
 | Class to serialize State Store records. |
+| dfs.federation.router.store.driver.class | 
`org.apache.hadoop.hdfs.server.federation.store.driver.impl.StateStoreZooKeeperImpl`
 | Class to implement the State Store. |
 | dfs.federation.router.store.connection.test | 6 | How often to check for 
the connection to the State Store in milliseconds. |
 | dfs.federation.router.cache.ttl | 6 | How often to refresh the State 
Store caches in milliseconds. |
 | dfs.federation.router.store.membership.expiration | 30 | Expiration time 
in milliseconds for a membership record. |
@@ -336,8 +338,8 @@ Forwarding client requests to the right subcluster.
 
 | Property | Default | Description|
 |: |: |: |
-| dfs.federation.router.file.resolver.client.class | MountTableResolver | 
Class to resolve files to subclusters. |
-| dfs.federation.router.namenode.resolver.client.class | 
MembershipNamenodeResolver | Class to resolve the namenode for a subcluster. |
+| dfs.federation.router.file.resolver.client.class | 
`org.apache.hadoop.hdfs.server.federation.resolver.MountTableResolver` | Class 
to resolve files to subclusters. |
+| 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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hadoop git commit: HDFS-13240. RBF: Update some inaccurate document descriptions. Contributed by Yiqun Lin.

[yqlin]

Repository: hadoop
Updated Branches:
  refs/heads/branch-3.0 465c3f0e2 -> 2e607f210


HDFS-13240. RBF: Update some inaccurate document descriptions. Contributed by 
Yiqun Lin.

(cherry picked from commit 4743d4a2c70a213a41804a24c776e6db00e1b90d)


Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/2e607f21
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/2e607f21
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/2e607f21

Branch: refs/heads/branch-3.0
Commit: 2e607f2103bf0a50e838431a2f356366c71a0d80
Parents: 465c3f0
Author: Yiqun Lin 
Authored: Sat Mar 10 11:28:55 2018 +0800
Committer: Yiqun Lin 
Committed: Sat Mar 10 11:32:12 2018 +0800

--
 .../src/site/markdown/HDFSRouterFederation.md   | 12 +++-
 1 file changed, 7 insertions(+), 5 deletions(-)
--


http://git-wip-us.apache.org/repos/asf/hadoop/blob/2e607f21/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md
--
diff --git 
a/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md 
b/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md
index 600c38e..14fa179 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md
@@ -29,7 +29,9 @@ Architecture
 
 
 A natural extension to this partitioned federation is to add a layer of 
software responsible for federating the namespaces.
-This extra layer allows users to access any subcluster transparently, lets 
subclusters manage their own block pools independently, and supports 
rebalancing of data across subclusters.
+This extra layer allows users to access any subcluster transparently, lets 
subclusters manage their own block pools independently, and will support 
rebalancing of data across subclusters later
+(see more info in 
[HDFS-13123](https://issues.apache.org/jira/browse/HDFS-13123)). The 
subclusters in RBF are not required to be the independent HDFS clusters, a 
normal federation cluster
+(with multiple block pools) or a mixed cluster with federation and independent 
cluster is also allowed.
 To accomplish these goals, the federation layer directs block accesses to the 
proper subcluster, maintains the state of the namespaces, and provides 
mechanisms for data rebalancing.
 This layer must be scalable, highly available, and fault tolerant.
 
@@ -304,8 +306,8 @@ The connection to the State Store and the internal caching 
at the Router.
 | Property | Default | Description|
 |: |: |: |
 | dfs.federation.router.store.enable | `true` | If `true`, the Router connects 
to the State Store. |
-| dfs.federation.router.store.serializer | `StateStoreSerializerPBImpl` | 
Class to serialize State Store records. |
-| dfs.federation.router.store.driver.class | `StateStoreZooKeeperImpl` | Class 
to implement the State Store. |
+| dfs.federation.router.store.serializer | 
`org.apache.hadoop.hdfs.server.federation.store.driver.impl.StateStoreSerializerPBImpl`
 | Class to serialize State Store records. |
+| dfs.federation.router.store.driver.class | 
`org.apache.hadoop.hdfs.server.federation.store.driver.impl.StateStoreZooKeeperImpl`
 | Class to implement the State Store. |
 | dfs.federation.router.store.connection.test | 6 | How often to check for 
the connection to the State Store in milliseconds. |
 | dfs.federation.router.cache.ttl | 6 | How often to refresh the State 
Store caches in milliseconds. |
 | dfs.federation.router.store.membership.expiration | 30 | Expiration time 
in milliseconds for a membership record. |
@@ -316,8 +318,8 @@ Forwarding client requests to the right subcluster.
 
 | Property | Default | Description|
 |: |: |: |
-| dfs.federation.router.file.resolver.client.class | MountTableResolver | 
Class to resolve files to subclusters. |
-| dfs.federation.router.namenode.resolver.client.class | 
MembershipNamenodeResolver | Class to resolve the namenode for a subcluster. |
+| dfs.federation.router.file.resolver.client.class | 
`org.apache.hadoop.hdfs.server.federation.resolver.MountTableResolver` | Class 
to resolve files to subclusters. |
+| 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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hadoop git commit: HDFS-13240. RBF: Update some inaccurate document descriptions. Contributed by Yiqun Lin.

[yqlin]

Repository: hadoop
Updated Branches:
  refs/heads/branch-3.1 86a1c8975 -> 60c6ded48


HDFS-13240. RBF: Update some inaccurate document descriptions. Contributed by 
Yiqun Lin.

(cherry picked from commit 4743d4a2c70a213a41804a24c776e6db00e1b90d)


Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/60c6ded4
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/60c6ded4
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/60c6ded4

Branch: refs/heads/branch-3.1
Commit: 60c6ded483c6e0ebd93c3c4a261090aea57d92e8
Parents: 86a1c89
Author: Yiqun Lin 
Authored: Sat Mar 10 11:28:55 2018 +0800
Committer: Yiqun Lin 
Committed: Sat Mar 10 11:30:52 2018 +0800

--
 .../src/site/markdown/HDFSRouterFederation.md   | 12 +++-
 1 file changed, 7 insertions(+), 5 deletions(-)
--


http://git-wip-us.apache.org/repos/asf/hadoop/blob/60c6ded4/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md
--
diff --git 
a/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md 
b/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md
index 5412aae..fdaaa11 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md
@@ -29,7 +29,9 @@ Architecture
 
 
 A natural extension to this partitioned federation is to add a layer of 
software responsible for federating the namespaces.
-This extra layer allows users to access any subcluster transparently, lets 
subclusters manage their own block pools independently, and supports 
rebalancing of data across subclusters.
+This extra layer allows users to access any subcluster transparently, lets 
subclusters manage their own block pools independently, and will support 
rebalancing of data across subclusters later
+(see more info in 
[HDFS-13123](https://issues.apache.org/jira/browse/HDFS-13123)). The 
subclusters in RBF are not required to be the independent HDFS clusters, a 
normal federation cluster
+(with multiple block pools) or a mixed cluster with federation and independent 
cluster is also allowed.
 To accomplish these goals, the federation layer directs block accesses to the 
proper subcluster, maintains the state of the namespaces, and provides 
mechanisms for data rebalancing.
 This layer must be scalable, highly available, and fault tolerant.
 
@@ -324,8 +326,8 @@ The connection to the State Store and the internal caching 
at the Router.
 | Property | Default | Description|
 |: |: |: |
 | dfs.federation.router.store.enable | `true` | If `true`, the Router connects 
to the State Store. |
-| dfs.federation.router.store.serializer | `StateStoreSerializerPBImpl` | 
Class to serialize State Store records. |
-| dfs.federation.router.store.driver.class | `StateStoreZooKeeperImpl` | Class 
to implement the State Store. |
+| dfs.federation.router.store.serializer | 
`org.apache.hadoop.hdfs.server.federation.store.driver.impl.StateStoreSerializerPBImpl`
 | Class to serialize State Store records. |
+| dfs.federation.router.store.driver.class | 
`org.apache.hadoop.hdfs.server.federation.store.driver.impl.StateStoreZooKeeperImpl`
 | Class to implement the State Store. |
 | dfs.federation.router.store.connection.test | 6 | How often to check for 
the connection to the State Store in milliseconds. |
 | dfs.federation.router.cache.ttl | 6 | How often to refresh the State 
Store caches in milliseconds. |
 | dfs.federation.router.store.membership.expiration | 30 | Expiration time 
in milliseconds for a membership record. |
@@ -336,8 +338,8 @@ Forwarding client requests to the right subcluster.
 
 | Property | Default | Description|
 |: |: |: |
-| dfs.federation.router.file.resolver.client.class | MountTableResolver | 
Class to resolve files to subclusters. |
-| dfs.federation.router.namenode.resolver.client.class | 
MembershipNamenodeResolver | Class to resolve the namenode for a subcluster. |
+| dfs.federation.router.file.resolver.client.class | 
`org.apache.hadoop.hdfs.server.federation.resolver.MountTableResolver` | Class 
to resolve files to subclusters. |
+| 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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hadoop git commit: HDFS-13240. RBF: Update some inaccurate document descriptions. Contributed by Yiqun Lin.

[yqlin]

Repository: hadoop
Updated Branches:
  refs/heads/trunk 8133cd530 -> 4743d4a2c


HDFS-13240. RBF: Update some inaccurate document descriptions. Contributed by 
Yiqun Lin.


Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/4743d4a2
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/4743d4a2
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/4743d4a2

Branch: refs/heads/trunk
Commit: 4743d4a2c70a213a41804a24c776e6db00e1b90d
Parents: 8133cd5
Author: Yiqun Lin 
Authored: Sat Mar 10 11:28:55 2018 +0800
Committer: Yiqun Lin 
Committed: Sat Mar 10 11:28:55 2018 +0800

--
 .../src/site/markdown/HDFSRouterFederation.md   | 12 +++-
 1 file changed, 7 insertions(+), 5 deletions(-)
--


http://git-wip-us.apache.org/repos/asf/hadoop/blob/4743d4a2/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md
--
diff --git 
a/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md 
b/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md
index 5412aae..fdaaa11 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/site/markdown/HDFSRouterFederation.md
@@ -29,7 +29,9 @@ Architecture
 
 
 A natural extension to this partitioned federation is to add a layer of 
software responsible for federating the namespaces.
-This extra layer allows users to access any subcluster transparently, lets 
subclusters manage their own block pools independently, and supports 
rebalancing of data across subclusters.
+This extra layer allows users to access any subcluster transparently, lets 
subclusters manage their own block pools independently, and will support 
rebalancing of data across subclusters later
+(see more info in 
[HDFS-13123](https://issues.apache.org/jira/browse/HDFS-13123)). The 
subclusters in RBF are not required to be the independent HDFS clusters, a 
normal federation cluster
+(with multiple block pools) or a mixed cluster with federation and independent 
cluster is also allowed.
 To accomplish these goals, the federation layer directs block accesses to the 
proper subcluster, maintains the state of the namespaces, and provides 
mechanisms for data rebalancing.
 This layer must be scalable, highly available, and fault tolerant.
 
@@ -324,8 +326,8 @@ The connection to the State Store and the internal caching 
at the Router.
 | Property | Default | Description|
 |: |: |: |
 | dfs.federation.router.store.enable | `true` | If `true`, the Router connects 
to the State Store. |
-| dfs.federation.router.store.serializer | `StateStoreSerializerPBImpl` | 
Class to serialize State Store records. |
-| dfs.federation.router.store.driver.class | `StateStoreZooKeeperImpl` | Class 
to implement the State Store. |
+| dfs.federation.router.store.serializer | 
`org.apache.hadoop.hdfs.server.federation.store.driver.impl.StateStoreSerializerPBImpl`
 | Class to serialize State Store records. |
+| dfs.federation.router.store.driver.class | 
`org.apache.hadoop.hdfs.server.federation.store.driver.impl.StateStoreZooKeeperImpl`
 | Class to implement the State Store. |
 | dfs.federation.router.store.connection.test | 6 | How often to check for 
the connection to the State Store in milliseconds. |
 | dfs.federation.router.cache.ttl | 6 | How often to refresh the State 
Store caches in milliseconds. |
 | dfs.federation.router.store.membership.expiration | 30 | Expiration time 
in milliseconds for a membership record. |
@@ -336,8 +338,8 @@ Forwarding client requests to the right subcluster.
 
 | Property | Default | Description|
 |: |: |: |
-| dfs.federation.router.file.resolver.client.class | MountTableResolver | 
Class to resolve files to subclusters. |
-| dfs.federation.router.namenode.resolver.client.class | 
MembershipNamenodeResolver | Class to resolve the namenode for a subcluster. |
+| dfs.federation.router.file.resolver.client.class | 
`org.apache.hadoop.hdfs.server.federation.resolver.MountTableResolver` | Class 
to resolve files to subclusters. |
+| 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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