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[HADOOP-1254] TestCheckpoint fails intermittently - Hadoop - [issue]
...TestCheckpoint started intermittently failing last night:http://lucene.zones.apache.org:8080/hudson/job/Hadoop-Nightly/55/testReport/org.apache.hadoop.dfs/TestCheckpoint/testCheckpoint/This ...
http://issues.apache.org/jira/browse/HADOOP-1254    Author: Doug Cutting, 2009-07-08, 16:42
[HADOOP-606] DFSShell should print messages to standard error - Hadoop - [issue]
...DFSShell prints many of its usage and error messages to System.out.  Only command output (ls, cat, report, etc.) should be written to System.out, everything else should be sent to Syste...
http://issues.apache.org/jira/browse/HADOOP-606    Author: Doug Cutting, 2009-07-08, 16:42
[HADOOP-533] TestDFSShellGenericOptions creates a sub-directory in conf/ - Hadoop - [issue]
...TestDFSShellGenericOptions creates a subdirectory of conf/.  This is not removed.Generally, the build & test process should not create or modify files outside of the build/ director...
http://issues.apache.org/jira/browse/HADOOP-533    Author: Doug Cutting, 2009-07-08, 16:42
[HADOOP-158] dfs should allocate a random blockid range to a file, then assign ids sequentially to blocks in the file - Hadoop - [issue]
...A random number generator is used to allocate block ids in dfs.  Sometimes a block id is allocated that is already used in the filesystem, which causes filesystem corruption.A short-ter...
http://issues.apache.org/jira/browse/HADOOP-158    Author: Doug Cutting, 2009-07-08, 16:41
[HADOOP-75] dfs should check full file availability only at close - Hadoop - [issue]
...Currently it appears that dfs checks that the namenode knows about all blocks in a file as each block is written.  It would be more efficient to only check that all blocks are stored so...
http://issues.apache.org/jira/browse/HADOOP-75    Author: Doug Cutting, 2009-07-08, 16:41
[HADOOP-74] hash blocks into dfs.data.dirs - Hadoop - [issue]
...When dfs.data.dir has multiple values, we currently start a DataNode for each (all in the same JVM).  Instead we should run a single DataNode that stores block files into the different ...
http://issues.apache.org/jira/browse/HADOOP-74    Author: Doug Cutting, 2009-07-08, 16:41
[HADOOP-50] dfs datanode should store blocks in multiple directories - Hadoop - [issue]
...The datanode currently stores all file blocks in a single directory.  With 32MB blocks and terabyte filesystems, this will create too many files in a single directory for many filesyste...
http://issues.apache.org/jira/browse/HADOOP-50    Author: Doug Cutting, 2009-07-08, 16:41
[HADOOP-51] per-file replication counts - Hadoop - [issue]
...It should be possible to specify different replication counts for different files.  Perhaps an option when creating a new file should be the desired replication count.  MapReduce s...
http://issues.apache.org/jira/browse/HADOOP-51    Author: Doug Cutting, 2009-07-08, 16:41
[HADOOP-171] need standard API to set dfs replication = high - Hadoop - [issue]
...There should be a standard way to indicate that files should be highly replicated, appropriate for files that all nodes will read.  This should be settable both on file creation and for...
http://issues.apache.org/jira/browse/HADOOP-171    Author: Doug Cutting, 2009-07-08, 16:41
Re: Combiner Problem - Hadoop - [mail # general]
...This question would be more appropriate on the mapreduce-users at  hadoop.apache.org mailing list.  Unfortunately Hadoop's website is out of date right now and does not  descr...
   Author: Doug Cutting, 2009-07-04, 17:20
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