HDFS-5926 Documentation should clarify dfs.datanode.du.reserved impact from reserved disk capacity (Gabor Bota)
Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/a732acd8 Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/a732acd8 Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/a732acd8 Branch: refs/heads/HDDS-4 Commit: a732acd8730277df4d9b97b97101bc2bc768800f Parents: 6a69239 Author: Aaron Fabbri <fab...@apache.org> Authored: Fri May 4 16:37:47 2018 -0700 Committer: Aaron Fabbri <fab...@apache.org> Committed: Fri May 4 16:38:30 2018 -0700 ---------------------------------------------------------------------- .../hadoop-hdfs/src/main/resources/hdfs-default.xml | 3 +++ 1 file changed, 3 insertions(+) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/hadoop/blob/a732acd8/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 c64b2f1..7a437ab 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 @@ -349,6 +349,9 @@ For example, reserved space for RAM_DISK storage can be configured using property 'dfs.datanode.du.reserved.ram_disk'. If specific storage type reservation is not configured then dfs.datanode.du.reserved will be used. + Note: In case of using tune2fs to set reserved-blocks-percentage, or other filesystem tools, + then you can possibly run into out of disk errors because hadoop will not check those + external tool configurations. </description> </property> --------------------------------------------------------------------- To unsubscribe, e-mail: common-commits-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-commits-h...@hadoop.apache.org
