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Posted to hdfs-issues@hadoop.apache.org by "Jeremy Carroll (JIRA)" <ji...@apache.org> on 2012/12/14 18:00:15 UTC
[jira] [Commented] (HDFS-3912) Detecting and avoiding stale
datanodes for writing
[ https://issues.apache.org/jira/browse/HDFS-3912?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13532457#comment-13532457 ]
Jeremy Carroll commented on HDFS-3912:
--------------------------------------
FYI: This patch is missing the branch-2 patch. After applying HDFS-3703 for branch-2, it's missing the DFS_NAMENODE_CHECK_STALE_DATANODE_DEFAULT settings, etc..
> Detecting and avoiding stale datanodes for writing
> --------------------------------------------------
>
> Key: HDFS-3912
> URL: https://issues.apache.org/jira/browse/HDFS-3912
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Affects Versions: 3.0.0
> Reporter: Jing Zhao
> Assignee: Jing Zhao
> Fix For: 1.2.0, 2.0.3-alpha
>
> Attachments: HDFS-3912.001.patch, HDFS-3912.002.patch, HDFS-3912.003.patch, HDFS-3912.004.patch, HDFS-3912.005.patch, HDFS-3912.006.patch, HDFS-3912.007.patch, HDFS-3912.008.patch, HDFS-3912.009.patch, HDFS-3912-010.patch, HDFS-3912-branch-1.1-001.patch, HDFS-3912-branch-1.patch, HDFS-3912.branch-1.patch
>
>
> 1. Make stale timeout adaptive to the number of nodes marked stale in the cluster.
> 2. Consider having a separate configuration for write skipping the stale nodes.
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