Andy Isaacson created HDFS-4140:
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Summary: fuse-dfs silently truncates files being overwritten
Key: HDFS-4140
URL: https://issues.apache.org/jira/browse/HDFS-4140
Project: Hadoop HDFS
Issue Type: Bug
Components: fuse-dfs
Affects Versions: 2.0.2-alpha
Reporter: Andy Isaacson
When fuse-dfs is mount in RW mode, overwriting a file that has content results
in the file being truncated to 0 bytes (losing both the old and the new
content).
{noformat}
ubuntu@ubu-cdh-0:~$ echo foo > /export/hdfs/tmp/a/t1.txt
ubuntu@ubu-cdh-0:~$ ls -l /export/hdfs/tmp/a
total 0
-rw-r--r-- 1 ubuntu hadoop 4 Nov 1 15:21 t1.txt
ubuntu@ubu-cdh-0:~$ hdfs dfs -ls /tmp/a
Found 1 items
-rw-r--r-- 3 ubuntu hadoop 4 2012-11-01 15:21 /tmp/a/t1.txt
ubuntu@ubu-cdh-0:~$ echo bar > /export/hdfs/tmp/a/t1.txt
ubuntu@ubu-cdh-0:~$ ls -l /export/hdfs/tmp/a
total 0
-rw-r--r-- 1 ubuntu hadoop 0 Nov 1 15:22 t1.txt
ubuntu@ubu-cdh-0:~$ hdfs dfs -ls /tmp/a
Found 1 items
-rw-r--r-- 3 ubuntu hadoop 0 2012-11-01 15:22 /tmp/a/t1.txt
{noformat}
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