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From Wellington Chevreuil <wellington.chevre...@gmail.com>
Subject Re: HDFS group permissions
Date Thu, 09 Aug 2012 14:39:17 GMT
That's not the same, as you could pool only special users (like
administrator or system users) on the group which is the supergroup.
Other users would not be in that group, then they would not have
rwxrwxrwx access in whole HDFS.

2012/8/9 John Armstrong <jrja@ccri.com>:
> On 08/09/2012 09:48 AM, Wellington Chevreuil wrote:
>>  Have you tried set this myhdfsgroup group in
>> dfs.permissions.superusergroup property? If you set this property in
>> your hdfs-site.xml file, this group will be a super user group, and
>> should have full permissions in any HDFS place.
> Unfortunately in deployment we can't reconfigure all of HDFS like that.
> Besides, if I'm to pull out a broadsword like that it's easier to just set
> the directory's permissions to rwxrwxrwx, which DOES work.

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