On Wed, Jan 4, 2012 at 1:50 PM, Vladimir Rodionov <[email protected]> wrote: > 1. grid04 RS is down because of this: > > 2012-01-04 19:06:56,949 DEBUG > org.apache.hadoop.hbase.regionserver.HRegionServer: > NotServingRegionException; Region is not online: -ROOT-,,0
OK > 2. ZK /hbase/root-region-server is empty > Thats odd. > From the log files in grid04 and in Master I can not find who is trying to > assign -ROOT-. It looks like Master thinks its grid04 > and grid04 thinks it some other node, that is why grid04 waits for -ROOT- > becomes online (what is not going to happen) and then shut itself down. > Master in turn waits > forever for grid04 become available (but its down already). > Try killing -9 the master and then staring it again with ./bin/hbase-daemon.sh start master Maybe the master has it in its head (only) that -ROOT- is at that location and is not consulting zk. St.Ack
