[HADOOP-11565] Add --slaves shell option

• Type: New Feature
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 3.0.0-alpha1
• Component/s: scripts
• Hadoop Flags: Reviewed
• Assignee: Allen Wittenauer
• Reporter: Allen Wittenauer
• Created: 09/Feb/15 01:32
• Updated: 12/May/16 18:27
• Resolved: 13/Feb/15 01:59

Description

Add a --slaves shell option to hadoop-config.sh to trigger the given command on slave nodes. This is required to deprecate hadoop-daemons.sh and yarn-daemons.sh.

Issue Links

• is required by: YARN-3173 start-yarn.sh script can't aware how many RMs to be started.
• is required by: HDFS-7322 deprecate sbin/hadoop-daemon.sh
• is required by: YARN-2796 deprecate sbin/yarn-daemon.sh
• relates to: HADOOP-11668 hadoop-daemons.sh bw compat broke with --slaves change
• relates to: HADOOP-11590 Update sbin commands and documentation to use new --slaves option