AlluxioFuseUtils.getGroupName may not work on all linux and AlluxioFuseFileSystemTest.chown will fail

Description

getGroupName is implemented by this command:
id -ng 501

But this command is not supported by CentOS 6.3, error message is:
id: 501: no such user

Indeed there is a user with id 501

Environment

None

Assignee

Unassigned

Reporter

Hector Zhang

Labels

None

Affects versions

Priority

Major