Re: Wrong type in log history - Hadoop 0.21.0 (candidate 0)

2010-08-06 Thread Tom White
I just committed MAPREDUCE-1876 to branch 0.21. The fix for MAPREDUCE-1980 can go into branch 0.21 when it's done. Cheers, Tom On Sun, Aug 1, 2010 at 8:52 PM, Amareshwari Sri Ramadasu wrote: > The problem is reported and fixed in MAPREDUCE-1876, but it is not committed > to branch 0.21. > I thi

[jira] Created: (HADOOP-6903) Make AbstractFileSystem's methods public to allow filter-Fs like implementions in a differnt package than fs

2010-08-06 Thread Sanjay Radia (JIRA)
Make AbstractFileSystem's methods public to allow filter-Fs like implementions in a differnt package than fs Key: HADOOP-6903 URL: https://issues.apache.o

[jira] Created: (HADOOP-6905) Better logging messages when a delegation token is invalid

2010-08-06 Thread Kan Zhang (JIRA)
Better logging messages when a delegation token is invalid -- Key: HADOOP-6905 URL: https://issues.apache.org/jira/browse/HADOOP-6905 Project: Hadoop Common Issue Type: Improvement

Re: hadoop JobTRACKER error HELP!!!

2010-08-06 Thread Rajesh Balamohan
The following command will switch off safemode. ./hadoop dfsadmin -safemode leave On Thu, Aug 5, 2010 at 12:02 AM, Ahmad Shahzad wrote: > Hi ALL, > I am getting this error in JobTracker's log file. But when i > format my namenode the error doesnt comes. But i can run hadoop only once.

Re: 2 General questions - NameNode SPOF, Byzantine fault tolerance

2010-08-06 Thread Jeff Hammerbacher
Hey Maxim, Check out https://issues.apache.org/jira/browse/HDFS-1064 for the umbrella JIRA for NN HA. For specific solutions, you may be interested in Facebook's AvatarNode (https://issues.apache.org/jira/browse/HDFS-976), or China Mobile's approach (http://github.com/gnawux/hadoop-cmri). As you