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From Eric Newton <eric.new...@gmail.com>
Subject Re: Accumulo starting up but NPE in logs and can't access monitor in browser
Date Mon, 06 Jul 2015 14:25:01 GMT
Your logs show that accumulo is up and functioning.

Can you access the monitor page with a local text-based browser?

$ links http://localhost:50095

-Eric

On Mon, Jul 6, 2015 at 2:16 AM, suave <ultrabackend@gmail.com> wrote:

> Hello Josh,
>
> thank you for your quick answer.
> I did all the steps again, including the init for accumulo and this time
> the
> NPE disappeared.
> I think it's because I did the init again properly.
> I can still not access the HTTP service of the monitor in the browser, but
> this time I think
> the monitor's log is more telling.
>
> Ok, here's what I did.
>
> (1) start-dfs.sh
>
> (2.1) check that HDFS is running
> jps gives:
> 6070 Jps
> 5407 DataNode
> 5240 NameNode
> 5609 SecondaryNameNode
>
> (2.2) check that HDFS is writable
> hadoop fs -rm -r -f /accumulo
> hadoop fs -ls / (shows nothing there anymore, so empty HDFS)
> hadoop fs -mkdir /testDir
> hadoop fs -ls /
> drwxr-xr-x   - ubuntu supergroup          0 2015-07-06 05:42 /testDir
> hadoop fs -put someTestFile.txt /testDir
> hadoop fs -ls /testDir
> Found 1 items
> -rw-r--r--   1 ubuntu supergroup         12 2015-07-06 05:43
> /testDir/someTestFile.txt
> hadoop fs -rm -r -f /testDir
> hadoop fs -ls / (shows nothing there anymore)
>
> (3) start zookeeper and check it’s running
> zkServer.sh start
> jps
> 5407 DataNode
> 5240 NameNode
> 5609 SecondaryNameNode
> 6109 Jps -m
> 6025 QuorumPeerMain
>
> (4) initialize accumulo
> accumulo init
>
> (5) start accumulo
> start-all.sh
>
> (6) jps -m gives
> 6654 Main tracer --address localhost
> 6895 Jps -m
> 5407 DataNode
> 5240 NameNode
> 6525 Main master --address localhost
> 6268 Main monitor --address 0.0.0.0
> 5609 SecondaryNameNode
> 6595 Main gc --address localhost
> 6355 Main tserver --address localhost
> 6025 QuorumPeerMain /home/ubuntu/zookeeper-3.4.6/bin/../conf/zoo.cfg
>
> (6) netstat -tapen | grep ":50095” gives
> tcp        0      0 0.0.0.0:50095           0.0.0.0:*               LISTEN
> 1000       42507       6268/java
>
> Attached are all relevant logs (I replaced the actual IP of the EC2
> instance
> by XXX). master.log
> <http://apache-accumulo.1065345.n5.nabble.com/file/n14626/master.log>
> monitor.log
> <http://apache-accumulo.1065345.n5.nabble.com/file/n14626/monitor.log>
> tracer.log
> <http://apache-accumulo.1065345.n5.nabble.com/file/n14626/tracer.log>
> tserver.log
> <http://apache-accumulo.1065345.n5.nabble.com/file/n14626/tserver.log>
> gc.log <http://apache-accumulo.1065345.n5.nabble.com/file/n14626/gc.log>
>
>
>
> --
> View this message in context:
> http://apache-accumulo.1065345.n5.nabble.com/Accumulo-starting-up-but-NPE-in-logs-and-can-t-access-monitor-in-browser-tp14624p14626.html
> Sent from the Users mailing list archive at Nabble.com.
>

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