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Re: HBase MasterNotRunningException
If possible, try to run netstat as sudo.
On Thu, Aug 30, 2012 at 11:21 AM, anil gupta <[EMAIL PROTECTED]> wrote:

> Can you also try to run telnet and netstat for port: 60030 and 60010 ? I
> dont see post 60030 and 60010 in the output of netstat. Did you configured
> some other ports for HBase Master?
>
> 2181 is the port of zookeeper.
>
>
> On Thu, Aug 30, 2012 at 8:45 AM, Jilani Shaik <[EMAIL PROTECTED]>wrote:
>
>> Hi Anil,
>>
>> Please see the below commands which I executed and respective outputs.
>>
>> on HBase and Hadoop box
>>
>> [rtit@localhost conf]$ netstat -alnp | grep 2181
>> (Not all processes could be identified, non-owned process info
>>  will not be shown, you would have to be root to see it all.)
>> tcp        0      0 :::2181                     :::*
>>  LISTEN      22572/java
>> tcp        0      0 ::ffff:192.265.47.222:2181
>>  ::ffff:192.265.47.222:60094
>> ESTABLISHED 22572/java
>> tcp        0      0 ::ffff:192.265.47.222:2181
>>  ::ffff:192.265.47.222:60117
>> ESTABLISHED 22572/java
>> tcp        0      0 ::ffff:192.265.47.222:2181
>>  ::ffff:192.265.47.222:60098
>> ESTABLISHED 22572/java
>> tcp        0      0 ::ffff:192.265.47.222:60098 ::ffff:192.265.47.222:2181
>>  ESTABLISHED 22642/java
>> tcp        0      0 ::ffff:192.265.47.222:60094 ::ffff:192.265.47.222:2181
>>  ESTABLISHED 22842/java
>> tcp        0      0 ::ffff:192.265.47.222:60117 ::ffff:192.265.47.222:2181
>>  ESTABLISHED 22842/java
>> tcp        0      0 ::ffff:192.265.47.222:60089 ::ffff:192.265.47.222:2181
>>  ESTABLISHED 22642/java
>> tcp        0      0 ::ffff:192.265.47.222:2181
>>  ::ffff:192.265.47.222:60089
>> ESTABLISHED 22572/java
>>
>>
>> [rtit@localhost conf]$ telnet localhost 2181
>> Trying 127.0.0.1...
>> Connected to localhost.
>> Escape character is '^]'.
>>
>>
>> Connection closed by foreign host.
>> [rtit@localhost conf]$
>>
>>
>> [rtit@localhost conf]$ telnet 192.265.47.222 2181
>> Trying 192.265.47.222...
>> Connected to 192.265.47.222.
>> Escape character is '^]'.
>>
>>
>> Connection closed by foreign host.
>> [rtit@localhost conf]$
>>
>>
>>
>> --> From the remote box
>> [rtit@RTIT-1 hbasedemos]$ telnet 192.265.47.222 2181
>> Trying 192.265.47.222...
>> Connected to 192.265.47.222.
>> Escape character is '^]'.
>>
>>
>> Connection closed by foreign host.
>> [rtit@RTIT-1 hbasedemos]$
>>
>>
>>
>>
>> On Thu, Aug 30, 2012 at 8:58 PM, anil gupta <[EMAIL PROTECTED]>
>> wrote:
>>
>> > Then, it might be a issue with port binding. try to do telnet on the
>> port
>> > to which HBase listens from localhost as well as remote machine.
>> > Also, try to run the netstat command and see the bindings of service.
>> >
>> > ~Anil
>> >
>> > On Thu, Aug 30, 2012 at 8:20 AM, Jilani Shaik <[EMAIL PROTECTED]>
>> > wrote:
>> >
>> > > Anil,
>> > >
>> > > Already I disabled firewall of linux using iptables service.
>> > >
>> > > Thank You,
>> > > Jilani
>> > >
>> > >
>> > > On Thu, Aug 30, 2012 at 8:35 PM, anil gupta <[EMAIL PROTECTED]>
>> > wrote:
>> > >
>> > > > Hi Jilani,
>> > > >
>> > > > It seems like a firewall issue. You will need to open appropriate
>> ports
>> > > or
>> > > > disable the firewall on the machine you are running the service.
>> > > >
>> > > > HTH,
>> > > > Anil
>> > > >
>> > > > On Thu, Aug 30, 2012 at 7:46 AM, Jilani Shaik <[EMAIL PROTECTED]
>> >
>> > > > wrote:
>> > > >
>> > > > > I am able to connect to HBase using Java client if the client is
>> on
>> > the
>> > > > > same box where Hadoop and HBase are installed. If the client is on
>> > > other
>> > > > > box either windows or linux, I am getting the error as below
>> > > > >
>> > > > > org.apache.zookeeper.server.NIOServerCnxn: Closed socket
>> connection
>> > for
>> > > > > client
>> > > > >
>> > > > > Please suggest me how to identify and fix the issue.
>> > > > >
>> > > > > Thank You,
>> > > > > Jilani
>> > > > >
>> > > > > On Thu, Aug 30, 2012 at 7:00 PM, Jilani Shaik <
>> [EMAIL PROTECTED]>
>> > > > > wrote:
>> > > > >
>> > > > > > Hi,

Thanks & Regards,
Anil Gupta