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From "Terry P." <>
Subject Re: Accumulo software and processes owner
Date Fri, 26 Apr 2013 21:25:52 GMT
John, sorry, I did find bits under the /src/assemble/platform/debian/init.d
directory -- I'm on Red Hat and CentOS though, and very Debian illiterate
so not sure how much rework it would be to run on Red Hat / CentOS.

On Fri, Apr 26, 2013 at 4:24 PM, Terry P. <> wrote:

> Thanks guys.  Adam, what you laid out gives me exactly what I needed.
> Josh, when adding the recommendation to the docs to use 'accumulo'
> account, for newbs like me it would also help to provide the info Adam
> shared as well.  Right now the user manual pretty much assumes you know
> exactly what you're doing with HDFS, which (as I am proof of!) is not
> always the case.
> John, are you referring to 1.5?  I don't see an assembly/init.d directory
> in 1.4.2.  And while 1.4.2 does have the etc_initd_accumulo script, it does
> not have any 'su' commands in it to su to an accumulo (or otherwise-named)
> account to start Accumulo, which is also one of the main reasons I wanted
> to ask the question.
> Thanks again gang.
> On Fri, Apr 26, 2013 at 4:14 PM, John Vines <> wrote:
>> On top of what Adam said, the scripts under assembly/init.d will not only
>> install init.d scripts and set rc levels, they will also create an
>> accumulo, accumulo_trace, and accumulo_monitor user and the processes will
>> run under those users.
>> On Fri, Apr 26, 2013 at 4:35 PM, Terry P. <> wrote:
>>> I just finished setting up an 8-node cluster using Cloudera CDH3u5 and
>>> Accumulo 1.4.2.  The Cloudera rpm installations created the hdfs Linux user
>>> and hadoop group (and others).  I initially created an accumulo Linux user
>>> and set it as the owner of the Accumulo software.
>>> However, after HDFS was up and running, when I attempted to start
>>> Accumulo as the accumulo Linux user, I of course got HDFS permission denied
>>> when it tried to write to HDFS.  Being a newbie, I didn't bother figuring
>>> out how to grant HDFS permissions to the accumulo account, I just started
>>> Accumulo as the hdfs user so I could get things rolling.
>>> As what user does one normally start Accumulo?  hdfs?  Linux root?  The
>>> Accumulo User Manual never recommends anything about who the Accumulo
>>> binaries should be owned by or what account it should be run under (e.g.
>>> root, or an accumulo Linux account).
>>> Thanks in advance,
>>> Terry

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