[HADOOP-8386] hadoop script doesn't work if 'cd' prints to stdout (default behavior in Ubuntu)

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.0.2
• Fix Version/s: 1.2.0, 0.23.5
• Component/s: scripts

Environment

Ubuntu

• Hadoop Flags: Reviewed
• Assignee: Christopher Berner
• Reporter: Christopher Berner
• Created: 10/May/12 05:44
• Updated: 02/Mar/15 16:49
• Resolved: 29/Sep/12 11:06

Description

if the 'hadoop' script is run as 'bin/hadoop' on a distro where the 'cd' command prints to stdout, the script will fail due to this line: 'bin=`cd "$bin"; pwd`'

Workaround: execute from the bin/ directory as './hadoop'

Fix: change that line to 'bin=`cd "$bin" > /dev/null; pwd`'