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From zjs...@apache.org
Subject [50/50] [abbrv] hadoop git commit: HDFS-7397. Add more detail to the documentation for the conf key "dfs.client.read.shortcircuit.streams.cache.size" (Brahma Reddy Battula via Colin P. McCabe)
Date Mon, 04 May 2015 20:05:09 GMT
HDFS-7397. Add more detail to the documentation for the conf key "dfs.client.read.shortcircuit.streams.cache.size"
(Brahma Reddy Battula via Colin P. McCabe)


Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/0b1e184c
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/0b1e184c
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/0b1e184c

Branch: refs/heads/YARN-2928
Commit: 0b1e184ccb8540ff5216a21ff580314ecc92ac74
Parents: aa5c6f4
Author: Colin Patrick Mccabe <cmccabe@cloudera.com>
Authored: Mon May 4 12:50:29 2015 -0700
Committer: Zhijie Shen <zjshen@apache.org>
Committed: Mon May 4 12:59:02 2015 -0700

----------------------------------------------------------------------
 hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt                      | 4 ++++
 .../hadoop-hdfs/src/main/resources/hdfs-default.xml              | 2 +-
 2 files changed, 5 insertions(+), 1 deletion(-)
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http://git-wip-us.apache.org/repos/asf/hadoop/blob/0b1e184c/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
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diff --git a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
index a365b86..21d73ba 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
+++ b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
@@ -500,6 +500,10 @@ Release 2.8.0 - UNRELEASED
     HDFS-8249. Separate HdfsConstants into the client and the server side
     class. (wheat9)
 
+    HDFS-7397. Add more detail to the documentation for the conf key
+    "dfs.client.read.shortcircuit.streams.cache.size" (Brahma Reddy Battula via
+    Colin P. McCabe)
+
   OPTIMIZATIONS
 
     HDFS-8026. Trace FSOutputSummer#writeChecksumChunks rather than

http://git-wip-us.apache.org/repos/asf/hadoop/blob/0b1e184c/hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml
----------------------------------------------------------------------
diff --git a/hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml b/hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml
index f03c0fb..e3e4323 100644
--- a/hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml
+++ b/hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml
@@ -2063,7 +2063,7 @@
   <value>256</value>
   <description>
     The DFSClient maintains a cache of recently opened file descriptors.
-    This parameter controls the size of that cache.
+    This parameter controls the maximum number of file descriptors in the cache.
     Setting this higher will use more file descriptors,
     but potentially provide better performance on workloads
     involving lots of seeks.


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