Just one question. AMBARI-12896 won't encrypt/obfscate password stored in ranger's xml file, will it? ... View more

@Gerd Koenig You should be able to accept your own answer now ... View more

@Santanu Ghosh Please make sure tat you use the correct SSH port for sandbox which is 2222 (not default 22). So please try the following command to do SSH to Sandbox: # ssh root@127.0.0.1 -p 2222 . OR # ssh maria_dev@127.0.0.1 -p 2222 Enter Password: maria_dev . ... View more

Well just to add, you need one machine for Spark History Server or you can collocate it with other master components i.e. MR History Server etc. ... View more

Very common question, thanks for sharing! ... View more

It has now been patched. https://issues.apache.org/jira/browse/HIVE-11470 ... View more

See also https://github.com/steveloughran/kerberos_and_hadoop/blob/master/sections/errors.md ... View more

where and how can I add this parameter? I am having same issues. thanks ... View more

ORC is considering adding a faster decompression in 2016 - zstd (ZStandard). The enum values for that has already been reserved, but until we work through the trade-offs involved in ZStd - more on that sometime later this year. https://issues.apache.org/jira/browse/ORC-46 But bigger wins are in motion for ORC with LLAP, the in-memory format for LLAP isn't compressed at all - so it performs like ORC without compression overheads, while letting the cold data on disk sit around in Zlib. ... View more