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From els...@apache.org
Subject [1/2] git commit: ACCUMULO-1946 Note in the README about dfs.datanode.synconclose.
Date Mon, 02 Dec 2013 17:47:28 GMT
Updated Branches:
  refs/heads/1.6.0-SNAPSHOT 9b6b9cf10 -> 29223f796


ACCUMULO-1946 Note in the README about dfs.datanode.synconclose.


Project: http://git-wip-us.apache.org/repos/asf/accumulo/repo
Commit: http://git-wip-us.apache.org/repos/asf/accumulo/commit/0fd190b6
Tree: http://git-wip-us.apache.org/repos/asf/accumulo/tree/0fd190b6
Diff: http://git-wip-us.apache.org/repos/asf/accumulo/diff/0fd190b6

Branch: refs/heads/1.6.0-SNAPSHOT
Commit: 0fd190b602ab88458e9932b8467a17c8e8201d09
Parents: 27c1d77
Author: Josh Elser <elserj@apache.org>
Authored: Mon Dec 2 12:43:58 2013 -0500
Committer: Josh Elser <elserj@apache.org>
Committed: Mon Dec 2 12:43:58 2013 -0500

----------------------------------------------------------------------
 README | 4 ++++
 1 file changed, 4 insertions(+)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/accumulo/blob/0fd190b6/README
----------------------------------------------------------------------
diff --git a/README b/README
index 4b29864..ab6f3fc 100644
--- a/README
+++ b/README
@@ -94,6 +94,10 @@ Cloudera CDH               3u4            dfs.support.append    true
 Hortonworks HDP           `1.0            dfs.support.append    false
 Hortonworks HDP           `1.1            dfs.support.append    false
 
+Additionally, it is strongly recommended that you enable 'dfs.datanode.synconclose'
+in your hdfs-site.xml configuration file to ensure that, in the face of unexpected 
+power loss to a datanode, files are wholly synced to disk.
+
 The example accumulo configuration files are placed in directories based on the 
 memory footprint for the accumulo processes.  If you are using native libraries
 for you tablet server in-memory map, then you can use the files in "native-standalone".


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