HDFS-8633. Fix setting of dfs.datanode.readahead.bytes in hdfs-default.xml to match DFSConfigKeys. Contributed by Ray Chiang.
Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/b42f1ec1 Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/b42f1ec1 Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/b42f1ec1 Branch: refs/heads/HDFS-7240 Commit: b42f1ec13d0a837f188cf424a8dd177720478cc9 Parents: 1010724 Author: Yongjun Zhang <[email protected]> Authored: Fri Jun 19 09:47:31 2015 -0700 Committer: Yongjun Zhang <[email protected]> Committed: Fri Jun 19 09:47:31 2015 -0700 ---------------------------------------------------------------------- hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt | 3 +++ .../hadoop-hdfs/src/main/resources/hdfs-default.xml | 2 +- 2 files changed, 4 insertions(+), 1 deletion(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/hadoop/blob/b42f1ec1/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt ---------------------------------------------------------------------- diff --git a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt index a61cf78..749a3ce 100644 --- a/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt +++ b/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt @@ -1061,6 +1061,9 @@ Release 2.7.1 - UNRELEASED HDFS-4660. Block corruption can happen during pipeline recovery (kihwal) + HDFS-8633. Fix setting of dfs.datanode.readahead.bytes in hdfs-default.xml + to match DFSConfigKeys. (Ray Chiang via Yongjun Zhang) + Release 2.7.0 - 2015-04-20 INCOMPATIBLE CHANGES http://git-wip-us.apache.org/repos/asf/hadoop/blob/b42f1ec1/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 fdb0bc8..aaa1c2f 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 @@ -1079,7 +1079,7 @@ <property> <name>dfs.datanode.readahead.bytes</name> - <value>4193404</value> + <value>4194304</value> <description> While reading block files, if the Hadoop native libraries are available, the datanode can use the posix_fadvise system call to explicitly
