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From Ted Yu <yuzhih...@gmail.com>
Subject Re: TableInputFormatBase Cannot resolve the host name
Date Wed, 25 Jun 2014 08:49:43 GMT
Can you ping vc141 from this machine ?

Cheers

On Jun 25, 2014, at 1:29 AM, Li Li <fancyerii@gmail.com> wrote:

> I have a map reduce job using hbase table as input. when the job
> starts, it says:
> 
> ERROR main org.apache.hadoop.hbase.mapreduce.TableInputFormatBase
> Cannot resolve the host name for vc141/172.16.10.141 because of
> javax.naming.CommunicationException: DNS error [Root exception is
> java.net.PortUnreachableException: ICMP Port Unreachable]; remaining
> name '141.10.16.172.in-addr.arpa'
> 
> the /etc/hosts file:
> 172.16.10.137   vc137
> 172.16.10.138   vc138
> 172.16.10.139   vc139
> 172.16.10.140   vc140
> 172.16.10.141   vc141
> 172.16.10.142   vc142
> 172.16.10.143   vc143
> 172.16.10.144   vc144
> 172.16.10.145   vc145
> 172.16.10.146   vc146
> 172.16.10.147   vc147
> 172.16.10.148   vc148
> 172.16.10.149   vc149

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