Hi Gordon, Thanks for your reply. Here is the dig result, this machine can not resolve this ip in cmd. Could you share why this requirement is needed? Is this needed for hbase/hadoop environment? Thanks
[root@hostname ~]# dig 9.181.64.230 ; <<>> DiG 9.8.2rc1-RedHat-9.8.2-0.17.rc1.el6 <<>> 9.181.64.230 ;; global options: +cmd ;; connection timed out; no servers could be reached At 2014-06-30 04:29:16, "Gordon Wang" <[email protected]> wrote: >Make sure you can resolve 9.181.64.230 in cmd. >use > >dig 9.181.64.230 > >to check. > > >On Mon, Jun 30, 2014 at 4:14 PM, lulynn_2008 <[email protected]> wrote: > >> Hi All, >> Following are the test case and error. Do you have any suggestion or >> comment? Thanks >> >> Test case: >> >> create hbase table in hbase shell: >> create 'employees', 'SN', 'department', 'address' >> put 'employees', 'Hong', 'address:country', 'China' >> >> >> load and dump the table in pig grunt: >> >> A = load 'hbase://employees' using >> org.apache.pig.backend.hadoop.hbase.HBaseStorage( 'address:country', >> '-loadKey true') as (SN:bytearray,country:bytearray); >> B = filter A by SN == 'Hong'; >> dump B; >> >> Error: >> 2014-06-30 15:23:50,072 INFO org.apache.zookeeper.ZooKeeper: Client >> environment:java.io.tmpdir=/tmp >> 2014-06-30 15:23:50,072 INFO org.apache.zookeeper.ZooKeeper: Client >> environment:java.compiler=j9jit24 >> 2014-06-30 15:23:50,072 INFO org.apache.zookeeper.ZooKeeper: Client >> environment:os.name=Linux >> 2014-06-30 15:23:50,072 INFO org.apache.zookeeper.ZooKeeper: Client >> environment:os.arch=amd64 >> 2014-06-30 15:23:50,072 INFO org.apache.zookeeper.ZooKeeper: Client >> environment:os.version=2.6.32-358.el6.x86_64 >> 2014-06-30 15:23:50,072 INFO org.apache.zookeeper.ZooKeeper: Client >> environment:user.name=pig >> 2014-06-30 15:23:50,072 INFO org.apache.zookeeper.ZooKeeper: Client >> environment:user.home=/home/pig >> 2014-06-30 15:23:50,072 INFO org.apache.zookeeper.ZooKeeper: Client >> environment:user.dir=/pig/bin >> 2014-06-30 15:23:50,073 INFO org.apache.zookeeper.ZooKeeper: Initiating >> client connection, connectString=hostname:2181 sessionTimeout=90000 >> watcher=hconnection-0x363b363b >> 2014-06-30 15:23:50,083 INFO >> org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper: Process >> identifier=hconnection-0x363b363b connecting to ZooKeeper >> ensemble=hostname:2181 >> 2014-06-30 15:23:50,086 INFO org.apache.zookeeper.ClientCnxn: Opening >> socket connection to server hostname/9.181.64.230:2181. Will not attempt >> to authenticate using SASL (Unable to locate a login configuration) >> 2014-06-30 15:23:50,087 INFO org.apache.zookeeper.ClientCnxn: Socket >> connection established to hostname/9.181.64.230:2181, initiating session >> 2014-06-30 15:23:50,097 INFO org.apache.zookeeper.ClientCnxn: Session >> establishment complete on server hostname/9.181.64.230:2181, sessionid = >> 0x146eb9f0ee5005c, negotiated timeout = 40000 >> 2014-06-30 15:23:50,361 ERROR >> org.apache.hadoop.hbase.mapreduce.TableInputFormatBase: Cannot resolve the >> host name for hostname/9.181.64.230 because of >> javax.naming.CommunicationException: DNS error [Root exception is >> java.net.PortUnreachableException: ICMP Port Unreachable]; Remaining name: >> '230.64.181.9.in-addr.arpa' >> 2014-06-30 15:24:35,889 WARN >> org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher: >> Ooops! Some job has failed! Specify -stop_on_failure if you want Pig to >> stop immediately on failure. >> 2014-06-30 15:24:35,899 ERROR >> org.apache.pig.tools.pigstats.SimplePigStats: ERROR: java.io.IOException: >> Cannot create a record reader because of a previous error. Please look at >> the previous logs lines from the task's full log for more details. >> 2014-06-30 15:24:35,899 ERROR org.apache.pig.tools.pigstats.PigStatsUtil: >> 1 map reduce job(s) failed! >> 2014-06-30 15:24:35,931 ERROR org.apache.pig.tools.grunt.Grunt: ERROR >> 1066: Unable to open iterator for alias A. Backend error : >> java.io.IOException: Cannot create a record reader because of a previous >> error. Please look at the previous logs lines from the task's full log for >> more details. >> >> >> >> >> >> >> > > >-- >Regards >Gordon Wang
