Here is my SS: 259 71 2451 On May 25, 2012, at 11:31 AM, Andrew Purtell <[email protected]> wrote:
>> When I restart my HBase cluster the cluster does not ever finish assigning >> META region. In the master's log there are a lot of >> NotServingRegionExceptions: Region is not online: .META.,,1. Other than >> that I can't see any log messages that indicate any specific about loading >> the coprocessor. If I then comment out the coprocessor property in >> hbase-site.xml and restart the cluster, then HBase starts up fine. > > In the future, check the regionserver logs. Why is META not able to deploy? > > In this case, you should know that Observers installed as system > coprocessors, i.e. by way of site file properties like > hbase.coprocessor.region.classes, are also installed on the META > region. Your code is trying to find a user table via getTable before > META is deployed. That can't work. The exception generated fails the > open of the META region. > > Best regards, > > - Andy > > Problems worthy of attack prove their worth by hitting back. - Piet > Hein (via Tom White)
