Need help, About one issue on NameNode & DataNode.

Hi, guys, Since i am quite new in using the Hadoop, currently i face one problem about the NameNode HA. Below is the case 1. We are using Hadoop 0.21 2. We manage about 1 NameNode, 1 Backup node and 100 datanodes Current issue: if the namenode crashed, it switched to the backup node. However we

Hadoop-Hdfs-trunk - Build # 540 - Still Failing

See https://hudson.apache.org/hudson/job/Hadoop-Hdfs-trunk/540/ ### ## LAST 60 LINES OF THE CONSOLE ### [...truncated 576817 lines...] [junit] 2011-01-02 12:19:20,00

[jira] Resolved: (HDFS-1563) create(file, true) appears to be violating atomicity

[ https://issues.apache.org/jira/browse/HDFS-1563?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] dhruba borthakur resolved HDFS-1563. Resolution: Won't Fix I vote that we keep the semantics of the create(overwrite==true) the s