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Posted to commits@hbase.apache.org by sy...@apache.org on 2017/03/10 22:10:17 UTC
[37/50] [abbrv] hbase git commit: HBASE-17760 HDFS Balancer doc is
misleading (Harsh J)
HBASE-17760 HDFS Balancer doc is misleading (Harsh J)
Project: http://git-wip-us.apache.org/repos/asf/hbase/repo
Commit: http://git-wip-us.apache.org/repos/asf/hbase/commit/2304e7ec
Tree: http://git-wip-us.apache.org/repos/asf/hbase/tree/2304e7ec
Diff: http://git-wip-us.apache.org/repos/asf/hbase/diff/2304e7ec
Branch: refs/heads/hbase-12439
Commit: 2304e7eced9e27cef9b6a6a7f2700df5bcb29140
Parents: 1b5afc3
Author: tedyu <yu...@gmail.com>
Authored: Wed Mar 8 15:59:30 2017 -0800
Committer: tedyu <yu...@gmail.com>
Committed: Wed Mar 8 15:59:30 2017 -0800
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src/main/asciidoc/_chapters/troubleshooting.adoc | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
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http://git-wip-us.apache.org/repos/asf/hbase/blob/2304e7ec/src/main/asciidoc/_chapters/troubleshooting.adoc
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diff --git a/src/main/asciidoc/_chapters/troubleshooting.adoc b/src/main/asciidoc/_chapters/troubleshooting.adoc
index c6253b8..e1d1717 100644
--- a/src/main/asciidoc/_chapters/troubleshooting.adoc
+++ b/src/main/asciidoc/_chapters/troubleshooting.adoc
@@ -1365,13 +1365,13 @@ on the HBase balancer, since the HDFS balancer would degrade locality. This advi
is still valid if your HDFS version is lower than 2.7.1.
+
link:https://issues.apache.org/jira/browse/HDFS-6133[HDFS-6133] provides the ability
-to exclude a given directory from the HDFS load balancer, by setting the
-`dfs.datanode.block-pinning.enabled` property to `true` in your HDFS
-configuration and running the following hdfs command:
+to exclude favored-nodes (pinned) blocks from the HDFS load balancer, by setting the
+`dfs.datanode.block-pinning.enabled` property to `true` in the HDFS service
+configuration.
+
-----
-$ sudo -u hdfs hdfs balancer -exclude /hbase
-----
+HBase can be enabled to use the HDFS favored-nodes feature by switching the HBase balancer
+class (conf: `hbase.master.loadbalancer.class`) to `org.apache.hadoop.hbase.favored.FavoredNodeLoadBalancer`
+which is documented link:https://hbase.apache.org/devapidocs/org/apache/hadoop/hbase/favored/FavoredNodeLoadBalancer.html[here].
+
NOTE: HDFS-6133 is available in HDFS 2.7.0 and higher, but HBase does not support
running on HDFS 2.7.0, so you must be using HDFS 2.7.1 or higher to use this feature