I had this same issue when trying to upgrade from HDP 2.3 to HDP 2.4. This is a bug (or serious weakness) in script /usr/bin/hdp-select which does not tolerate any other files or subdirectories under your root folder (in my case /usr/hdp ). This folder should only contain two sub-folders, one named current and one with a version-number of current HDP. I had places a backup folder in there and got the same install error ValueError: invalid literal forint()withbase10:'backup' when trying to install Grafana according to Ambari upgrade documentation. My fix (instead of modifying the script as above) was to move my backupfolder from that folder to a different location (or to remove it all together if not needed). A agree with the fix proposed by @patrick o'leary ... View more

I'm seeing the same behaviour appear half-way into a larger Pig job. The HDFS datanodes seem to be in some sort of thrashing mode and I get infinite amount of log messages like: WARN datanode.DataNode (BlockReceiver.java:receivePacket(525)) - Slow BlockReceiver write packet to mirror took 5104ms (threshold=300ms) The map/reduce jobs seem to not progress any more and leaving the job overnight does not give progress. ... View more