Olivier Delalleau created HDFS-8761: ---------------------------------------
Summary: Windows HDFS daemon - datanode.DirectoryScanner: Error compiling report (...) XXX is not a prefix of YYY Key: HDFS-8761 URL: https://issues.apache.org/jira/browse/HDFS-8761 Project: Hadoop HDFS Issue Type: Bug Components: HDFS Affects Versions: 2.7.1 Environment: Windows 7, Java SDK 1.8.0_45 Reporter: Olivier Delalleau Priority: Minor I'm periodically seeing errors like the one below output by the HDFS daemon (started with start-dfs.cmd). This is with the default settings for data location. I assume it may be fixable by specifying a path with the drive letter in the config file, however I haven't be able to do that (see http://stackoverflow.com/questions/31353226/setting-hadoop-tmp-dir-on-windows-gives-error-uri-has-an-authority-component). 15/07/11 17:29:57 ERROR datanode.DirectoryScanner: Error compiling report java.util.concurrent.ExecutionException: java.lang.RuntimeException: \tmp\hadoop-odelalleau\dfs\data is not a prefix of D:\tmp\hadoop-odelalleau\dfs\data\current\BP-1474392971-10.128.22.110-1436634926842\current\finalized\subdir0\subdir0\blk_1073741825 at java.util.concurrent.FutureTask.report(FutureTask.java:122) at java.util.concurrent.FutureTask.get(FutureTask.java:192) at org.apache.hadoop.hdfs.server.datanode.DirectoryScanner.getDiskReport (DirectoryScanner.java:566) at org.apache.hadoop.hdfs.server.datanode.DirectoryScanner.scan(Director yScanner.java:425) at org.apache.hadoop.hdfs.server.datanode.DirectoryScanner.reconcile(Dir ectoryScanner.java:406) at org.apache.hadoop.hdfs.server.datanode.DirectoryScanner.run(Directory Scanner.java:362) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:51 1) -- This message was sent by Atlassian JIRA (v6.3.4#6332)