Hi, it's just an account with more privileges (e.g. a sudoer) on your machine. Most probably it is your user account. The example assumes that this user is allowed to modify e.g. /usr/local or /app.
Cheers, Martin On 20.01.2015 04:38, John Whelan wrote: > Please pardon the newb question... > > When following the Quick Start guid ( > http://giraph.apache.org/quick_start.html) I see commands to switch > to the hdadmin account, but I don't see any instructions to create > that account? Is it (should it be) the same as hduser, or is it > something different? > > Thanks. >