This will (eventually) delete everything created by accumulo in hfds: $ hadoop fs -rmr /accumulo
Accumulo will create a new area to hold your configurations. Accumulo will basically abandon that old configuration. There's a class that can be used to clean up old accumulo instances in zookeeper: $ ./bin/accumulo org.apache.accumulo.server.util.CleanZookeeper hostname:port Where "hostname:port" is the name of one of your zookeeper hosts. -Eric On Wed, Mar 27, 2013 at 10:29 AM, Aji Janis <[email protected]> wrote: > Thanks Eric. But shouldn't I be cleaning up something in the hadoop-data > directory too? and Zookeeper? > > > > On Wed, Mar 27, 2013 at 10:27 AM, Eric Newton <[email protected]>wrote: > >> To re-initialize accumulo, bring up zookeeper and hdfs. >> >> $ hadoop fs -rmr /accumulo >> $ ./bin/accumulo init >> >> I do this about 100 times a day on my dev box. :-) >> >> -Eric >> >> >> On Wed, Mar 27, 2013 at 10:10 AM, Aji Janis <[email protected]> wrote: >> >>> Hello, >>> >>> We have the following set up: >>> >>> zookeeper - 3.3.3-1073969 >>> hadoop - 0.20.203.0 >>> accumulo - 1.4.2 >>> >>> Our zookeeper crashed for some reason. I tried to doing a clean stop of >>> everything and then brought up (in order) zookeeper and hadoop (cluster). >>> But when trying to do a start-all on accumulo I get the following message >>> gets infinitely printed to the screen: >>> >>> “26 12:45:43,551 [server.Accumulo] INFO : Waiting for accumulo to be >>> initialized” >>> >>> >>> >>> Doing some digging on the web it seems that accumulo is hosed and needs >>> some re-intialization. It also appears that may be I need to clean out >>> things from zookeeper and hadoop prior to a re-initialization. Has any one >>> done this before? Can someone please provide me some directions on what to >>> do (or not to do)? Really appreciate help on this. Thanks. >>> >> >> >
