[jira] Created: (HDFS-1193) -mvn-system-deploy target is broken which inturn fails the mvn-deploy task leading to unstable mapreduce build.

-mvn-system-deploy target is broken which inturn fails the mvn-deploy task leading to unstable mapreduce build. --- Key: HDFS-1193 URL:

overwriting a file in hdfs

Hi, Whenever i overwrite a file in hdfs , the block ID's are changed. Old blocks are neither listed in .Trash or anywhere in the hdfs. Can somebody explain what happens to the old blocks. Thanks, vidur -- This message has been scanned for viruses and dangerous content by MailScanner, and is

[jira] Resolved: (HDFS-940) libhdfs uses UnixUserGroupInformation

[ https://issues.apache.org/jira/browse/HDFS-940?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Eli Collins resolved HDFS-940. -- Resolution: Duplicate This is getting fixed in HDFS-1000. libhdfs uses UnixUserGroupInformation

Cannot open a RandomAccessFile in read mode on HDFS

I'm attempting to open a RandomAccessFile that is in HDFS for purely reading purposes but I'm getting a FileNotFoundException. I'm attaching a short Java program that tries to do the following: 1) read a local RandomAccessFile 2) read a File in hdfs 3) read a RandomAccessFile in hdfs (same file as

[jira] Created: (HDFS-1195) Offer rate limits for replicating data

Offer rate limits for replicating data --- Key: HDFS-1195 URL: https://issues.apache.org/jira/browse/HDFS-1195 Project: Hadoop HDFS Issue Type: Improvement Components: data-node Affects