Re: HDFS single datanode cluster issues

2013-10-30 Thread David Mankellow
(1) floor(r/2) is greater than or equal to n; or (2) r is greater than n and the block is hflushed/appended. Allan On Oct 30, 2013 5:52 AM, "David Mankellow" wrote: Hi all, We are having difficulty writing any logs to a HDFS cluster of less than 3 nodes. This has been since the upda

HDFS single datanode cluster issues

2013-10-30 Thread David Mankellow
tedFileSystem.append(DistributedFileSystem.java:81) at org.apache.hadoop.fs.FileSystem.append(FileSystem.java:1106) The exception suggests we have already set " dfs.client.block.write.replace-datanode-on-failure.policy" to "NEVER" but hadoop ignores it. Any help would be appreciated. Thanks, David Mankellow