Re: UnknownHostException

2009-06-23 Thread bharath vissapragada
namenode is stopping automatically!! On Tue, Jun 23, 2009 at 10:29 PM, bharath vissapragada < bharathvissapragada1...@gmail.com> wrote: > It worked fine when i updated /etc/hosts file (of all the slaves) and > writing fully qualified domain name in the hadoop-site.xml. > > It worked fine for some

Re: UnknownHostException

2009-06-23 Thread bharath vissapragada
It worked fine when i updated /etc/hosts file (of all the slaves) and writing fully qualified domain name in the hadoop-site.xml. It worked fine for sometime .. then started giving new error 09/06/23 22:21:49 INFO ipc.Client: Retrying connect to server: master/ 10.2.24.21:54310. Already tried 0 t

Re: UnknownHostException

2009-06-23 Thread Raghu Angadi
Raghu Angadi wrote: This is at RPC client level and there is requirement for fully qualified I meant to say "there is NO requirement ..." hostname. May be "." at the end of "10.2.24.21" causing the problem? btw, in 0.21 even fs.default.name does not need to be fully qualified that fix is

RE: UnknownHostException

2009-06-23 Thread zjffdu
I encountered this problem before. If t you can ping the machine using its name, but cannot ping it using its IP address. then what you have to do is add the mapping into /etc/hosts -Original Message- From: bharathvissapragada1...@gmail.com [mailto:bharathvissapragada1...@gmail.com] O

Re: UnknownHostException

2009-06-23 Thread Raghu Angadi
This is at RPC client level and there is requirement for fully qualified hostname. May be "." at the end of "10.2.24.21" causing the problem? btw, in 0.21 even fs.default.name does not need to be fully qualified name.. anything that resolves to an ipaddress is fine (at least for common/FS an

Re: UnknownHostException

2009-06-23 Thread Matt Massie
fs.default.name in your hadoop-site.xml needs to be set to a fully- qualified domain name (instead of an IP address) -Matt On Jun 23, 2009, at 6:42 AM, bharath vissapragada wrote: when i try to execute the command bin/start-dfs.sh , i get the following error . I have checked the hadoop-site