In my experience, you need to remove the accumulo directory in HDFS (hadoop fs -rmr /accumulo) before "accumulo init" will allow you to proceed. That is all you should have to do.
Jared On Tue, Oct 8, 2013 at 3:32 PM, Terry P. <[email protected]> wrote: > So reverse DNS wasn't working when I deployed my new cluster, thus all my > Tablet Servers were showing up in the Monitor as IP addresses (even though > all configuration files had hostnames only). Lesson learned: trust, but > verify (and ensure your hardened base servers still have nslookup and/or > dig on them). > > Now that DNS is fixed, I want to wipe everything clean and re-init > Accumulo to ensure everything is legit using hostnames to ensure the > cluster is not tied to IP addresses. > > I know I need to do a new 'accumulo init' -- I'll pass in the same > instance name, and my understanding is that will overwrite everything > currently in Zookeeper. > > My question is: is there anything else I could/should do first to "clean > up" from this botched instance? E.g. should I delete all files in HDFS, > the write-ahead logs on the Tablet Servers, etc.? I'm running Accumulo > 1.4.2. > > Thanks, > Terry >
