I would like to set up HDFS permissions in CDH4, with the following requirements: Everyone can read everything from all HDFS directories Each user can only write to his user directory on HDFS Except ...
My laptop does not have hardware virtualization(no Intel VT-X flag in BIOS). So, I cannot use the Cloudera Image for Hadoop in VirtualBox as it is 64-bit. Reference: ...
I get the impression that one can, potentially, have multiple JobTracker nodes configured to share the same set of MR (TaskTracker) nodes. I know that, conventionally, all the nodes in a Hadoop ...
I'm setting up a CDH4 in AWS for evaluation (we already have a CHD3 running on Ubuntu Lucid) and I'd like advice regarding any known gotchyas that I'd be likely to encounter if running it on Lucid vs. ...