Maybe my understanding is not correct. So if hdfs has access on it and "b"
is trying to access this dir that "hdfs" has access on. Shouldn't it allow
to access that? As hdfs is impersonating "b".
Thanks
Harinder
On Mon, Jul 30, 2018 at 2:02 PM, Wei-Chiu Chuang wrote:
> Pretty sure this is the
Pretty sure this is the expected behavior.
>From the stacktrace, you're impersonation is configured correctly (i.e. it
successfully perform operation on behalf of user b) the problem is your
file doesn't allow b to access it.
On Mon, Jul 30, 2018 at 1:25 PM Harinder Singh <
Hi I am using hadoop proxy user/impersonation to access a directory on
which the superuser has access, but it's giving me permission errors when
the proxy user tries to access it:
Say user "a" is a superuser and "b" is trying to access a directory on
behalf of it. But "b" does not have permission
This document mentions namenode formatting and bootstrapping:
https://docs.hortonworks.com/HDPDocuments/HDP3/HDP-3.0.0/data-storage/content/format_namenodes.html
Can ambari blueprint take care of it? How to streamline the HDP
installation automation?
On Mon, Jul 30, 2018 at 9:32 AM, Lian Jiang
Hi,
I am using ambari 2.7 blueprint to install HDP3.0. After installing, the
active namenode cannot start due to error:
2018-07-30 04:41:03,839 WARN namenode.FSNamesystem
(FSNamesystem.java:loadFromDisk(716)) - Encountered exception loading
fsimage
java.io.IOException: NameNode is not
Hi,
I would like to use compression support available in native libraries. I
have tried to google but couldn't know how can I use the LZ4 compression
algorithm for compressing the data I am writing to the HDFS files I am
writing from my C++ code?
Is it possible to get the data written in