I have installed "graylog-1.3-repository-ubuntu14.04" on Ubuntu 14.04.4 
LTS.    graylog-web is unable to connect to graylog-server with a 
"Connection refused: /127.0.0.1:12900" message. Upon inspection, 
graylog-server is not listening on port 12900.

netstat -lp
(No info could be read for "-p": geteuid()=1000 but you should be root.)
Active Internet connections (only servers)
Proto Recv-Q Send-Q Local Address           Foreign Address         State   
    PID/Program name
tcp        0      0 *:ssh                   *:*                     LISTEN 
     -
tcp        0      0 localhost:27017         *:*                     LISTEN 
     -
tcp        0      0 localhost:mysql         *:*                     LISTEN 
     -
tcp6       0      0 [::]:http               [::]:*                  LISTEN 
     -
tcp6       0      0 [::]:ssh                [::]:*                  LISTEN 
     -
tcp6       0      0 [::]:9000               [::]:*                  LISTEN 
     -
udp        0      0 *:46673                 *:*                             
    -
udp        0      0 localhost:snmp          *:*                             
    -
Active UNIX domain sockets (only servers)
Proto RefCnt Flags       Type       State         I-Node   PID/Program name 
   Path
unix  2      [ ACC ]     SEQPACKET  LISTENING     7708     -               
    /run/udev/control
unix  2      [ ACC ]     STREAM     LISTENING     9760     -               
    /tmp/mongodb-27017.sock
unix  2      [ ACC ]     STREAM     LISTENING     7531     -               
    @/com/ubuntu/upstart
unix  2      [ ACC ]     STREAM     LISTENING     9704     -               
    /var/agentx/master
unix  2      [ ACC ]     STREAM     LISTENING     9625     -               
    /var/run/acpid.socket
unix  2      [ ACC ]     STREAM     LISTENING     8905     -               
    /var/run/mysqld/mysqld.sock
unix  2      [ ACC ]     STREAM     LISTENING     1595     -               
    @/com/ubuntu/mountall/server/
unix  2      [ ACC ]     STREAM     LISTENING     1782     -               
    /var/run/dbus/system_bus_socket



Here is my /etc/graylog/server/server.conf

grep ^[^#] /etc/graylog/server/server.conf
is_master = true
node_id_file = /etc/graylog/server/node-id
password_secret = 
"aC2iNicXKs5skXYH8TSthFJdJqSUVD3FaUweteZY3bdx7ANWjpl7uR8masefGGYsyE8GRfamK666DfGAezSn8LSVBMLPUeLz"
root_password_sha2 = 
"328a700cde82fdeb39c7188fe7fdb2e9221c9538fc78e2e3e6adcedccadbdec3"
plugin_dir = /usr/share/graylog-server/plugin
rest_listen_uri = http://127.0.0.1:12900/
rotation_strategy = count
elasticsearch_max_docs_per_index = 20000000
elasticsearch_max_number_of_indices = 20
retention_strategy = delete
elasticsearch_shards = 4
elasticsearch_replicas = 0
elasticsearch_index_prefix = graylog2
allow_leading_wildcard_searches = false
allow_highlighting = false
elasticsearch_cluster_name = graylog-production
elasticsearch_analyzer = standard
output_batch_size = 500
output_flush_interval = 1
output_fault_count_threshold = 5
output_fault_penalty_seconds = 30
processbuffer_processors = 5
outputbuffer_processors = 3
processor_wait_strategy = blocking
ring_size = 65536
inputbuffer_ring_size = 65536
inputbuffer_processors = 2
inputbuffer_wait_strategy = blocking
message_journal_enabled = true
message_journal_dir = /var/lib/graylog-server/journal
dead_letters_enabled = false
lb_recognition_period_seconds = 3
mongodb_uri = mongodb://localhost/graylog2
mongodb_max_connections = 100
mongodb_threads_allowed_to_block_multiplier = 5
content_packs_dir = /usr/share/graylog-server/contentpacks
content_packs_auto_load = grok-patterns.json


/etc/graylog/web/web.conf

grep ^[^#] /etc/graylog/web/web.conf
graylog2-server.uris="http://127.0.0.1:12900/";
application.secret="aC2iNicXKs5skXYH8TSthFJdJqSUVD3FaUweteZY3bdx7ANWjpl7uR8masefGGYsyE8GRfamK666DfGAezSn8LSVBMLPUeLz"
timezone="America/Chicago"
field_list_limit=100
application.global=lib.Global


/var/log/graylog-server/server'.log

2016-03-06T08:51:16.215-06:00 INFO  [NodeId] Node ID: 
e31d7cb1-7b1f-4871-bcf0-68c6ff98a40f
2016-03-06T08:51:16.574-06:00 INFO  [node] [graylog2-server] 
version[1.7.3], pid[809], build[05d4530/2015-10-15T09:14:17Z]
2016-03-06T08:51:16.578-06:00 INFO  [node] [graylog2-server] initializing 
...
2016-03-06T08:51:16.831-06:00 INFO  [plugins] [graylog2-server] loaded 
[graylog-monitor], sites []
2016-03-06T08:51:23.354-06:00 INFO  [CmdLineTool] Loaded plugins: 
[Anonymous Usage Statistics 1.2.1 
[org.graylog.plugins.usagestatistics.UsageStatsPlugin]]
2016-03-06T08:51:23.570-06:00 INFO  [CmdLineTool] Running with JVM 
arguments: -Xms1g -Xmx1g -XX:NewRatio=1 -XX:PermSize=128m 
-XX:MaxPermSize=256m -XX:+ResizeTLAB -XX:+UseConcMarkSweepGC 
-XX:+CMSConcurrentMTEnabled -XX:+CMSClassUnloadingEnabled -XX:+UseParNewGC 
-XX:-OmitStackTraceInFastThrow 
-Dlog4j.configuration=file:///etc/graylog/server/log4j.xml 
-Djava.library.path=/usr/share/graylog-server/lib/sigar 
-Dgraylog2.installation_source=deb
2016-03-06T08:51:27.221-06:00 INFO  [InputBufferImpl] Message journal is 
enabled.
2016-03-06T08:51:27.695-06:00 INFO  [LogManager] Loading logs.
2016-03-06T08:51:27.840-06:00 INFO  [LogManager] Logs loading complete.
2016-03-06T08:51:27.841-06:00 INFO  [KafkaJournal] Initialized Kafka based 
journal at /var/lib/graylog-server/journal
2016-03-06T08:51:27.865-06:00 INFO  [InputBufferImpl] Initialized 
InputBufferImpl with ring size <65536> and wait strategy 
<BlockingWaitStrategy>, running 2 parallel message handlers.




/var/log/graylog-web/application.log 

2016-03-06T08:51:12.706-06:00 - [ERROR] - from 
org.graylog2.restclient.lib.ApiClient in main Connection refused: 
/127.0.0.1:12900

2016-03-06T08:51:12.798-06:00 - [ERROR] - from 
org.graylog2.restclient.lib.ApiClient in servernodes-refresh-0 Connection 
refused: /127.0.0.1:12900

2016-03-06T08:51:12.963-06:00 - [INFO] - from play in mainApplication 
started (Prod)

2016-03-06T08:51:13.253-06:00 - [INFO] - from play in mainListening for 
HTTP on /0:0:0:0:0:0:0:0:9000

2016-03-06T08:51:17.822-06:00 - [ERROR] - from 
org.graylog2.restclient.lib.ApiClient in servernodes-refresh-0 Connection 
refused: /127.0.0.1:12900

2016-03-06T08:51:19.762-06:00 - [ERROR] - from play.nettyException in New 
I/O worker #6
Exception caught in Netty
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method) [na:1.8.0_74]
        at java.lang.Thread.start(Thread.java:714) [na:1.8.0_74]
        at 
akka.actor.LightArrayRevolverScheduler.<init>(Scheduler.scala:437) 
~[com.typesafe.akka.akka-actor_2.10-2.3.5.jar:na]
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native 
Method) ~[na:1.8.0_74]
        at 
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
 
~[na:1.8.0_74]
        at 
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
 
~[na:1.8.0_74]
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423) 
~[na:1.8.0_74]
        at 
akka.actor.ReflectiveDynamicAccess$$anonfun$createInstanceFor$2.apply(DynamicAccess.scala:78)
 
~[com.typesafe.akka.akka-actor_2.10-2.3.5.jar:na]
        at scala.util.Try$.apply(Try.scala:161) 
~[org.scala-lang.scala-library-2.10.4.jar:na]
        at 
akka.actor.ReflectiveDynamicAccess.createInstanceFor(DynamicAccess.scala:73) 
~[com.typesafe.akka.akka-actor_2.10-2.3.5.jar:na]
        at 
akka.actor.ReflectiveDynamicAccess$$anonfun$createInstanceFor$3.apply(DynamicAccess.scala:84)
 
~[com.typesafe.akka.akka-actor_2.10-2.3.5.jar:na]
        at 
akka.actor.ReflectiveDynamicAccess$$anonfun$createInstanceFor$3.apply(DynamicAccess.scala:84)
 
~[com.typesafe.akka.akka-actor_2.10-2.3.5.jar:na]
        at scala.util.Success.flatMap(Try.scala:200) 
~[org.scala-lang.scala-library-2.10.4.jar:na]
        at 
akka.actor.ReflectiveDynamicAccess.createInstanceFor(DynamicAccess.scala:84) 
~[com.typesafe.akka.akka-actor_2.10-2.3.5.jar:na]
        at 
akka.actor.ActorSystemImpl.createScheduler(ActorSystem.scala:675) 
~[com.typesafe.akka.akka-actor_2.10-2.3.5.jar:na]
        at akka.actor.ActorSystemImpl.<init>(ActorSystem.scala:575) 
~[com.typesafe.akka.akka-actor_2.10-2.3.5.jar:na]
        at akka.actor.ActorSystem$.apply(ActorSystem.scala:141) 
~[com.typesafe.akka.akka-actor_2.10-2.3.5.jar:na]
        at akka.actor.ActorSystem$.apply(ActorSystem.scala:125) 
~[com.typesafe.akka.akka-actor_2.10-2.3.5.jar:na]
        at play.core.Invoker$$anon$1$$anonfun$2.apply(Invoker.scala:20) 
~[com.typesafe.play.play_2.10-2.3.10.jar:2.3.10]
        at play.core.Invoker$$anon$1$$anonfun$2.apply(Invoker.scala:19) 
~[com.typesafe.play.play_2.10-2.3.10.jar:2.3.10]
        at scala.Option.map(Option.scala:145) 
~[org.scala-lang.scala-library-2.10.4.jar:na]
        at play.core.Invoker$$anon$1.create(Invoker.scala:19) 
~[com.typesafe.play.play_2.10-2.3.10.jar:2.3.10]
        at play.core.ClosableLazy.get(ClosableLazy.scala:51) 
~[com.typesafe.play.play_2.10-2.3.10.jar:2.3.10]
        at play.core.Invoker$.system(Invoker.scala:40) 
~[com.typesafe.play.play_2.10-2.3.10.jar:2.3.10]
        at play.core.Invoker$.executionContext(Invoker.scala:41) 
~[com.typesafe.play.play_2.10-2.3.10.jar:2.3.10]
        at 
play.api.libs.concurrent.Execution$.defaultContext(Execution.scala:15) 
~[com.typesafe.play.play_2.10-2.3.10.jar:2.3.10]
        at 
play.core.server.netty.PlayDefaultUpstreamHandler.play$core$server$netty$PlayDefaultUpstreamHandler$$handleAction$1(PlayDefaultUpstreamHandler.scala:253)
 
~[com.typesafe.play.play_2.10-2.3.10.jar:2.3.10]
        at 
play.core.server.netty.PlayDefaultUpstreamHandler.messageReceived(PlayDefaultUpstreamHandler.scala:209)
 
~[com.typesafe.play.play_2.10-2.3.10.jar:2.3.10]
        at 
org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:70)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.DefaultChannelPipeline$DefaultChannelHandlerContext.sendUpstream(DefaultChannelPipeline.java:791)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
com.typesafe.netty.http.pipelining.HttpPipeliningHandler.messageReceived(HttpPipeliningHandler.java:62)
 
[com.typesafe.netty.netty-http-pipelining-1.1.2.jar:na]
        at 
org.jboss.netty.channel.SimpleChannelHandler.handleUpstream(SimpleChannelHandler.java:88)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.DefaultChannelPipeline$DefaultChannelHandlerContext.sendUpstream(DefaultChannelPipeline.java:791)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.handler.codec.http.HttpContentDecoder.messageReceived(HttpContentDecoder.java:108)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:70)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.DefaultChannelPipeline$DefaultChannelHandlerContext.sendUpstream(DefaultChannelPipeline.java:791)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:296) 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.handler.codec.frame.FrameDecoder.unfoldAndFireMessageReceived(FrameDecoder.java:459)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.handler.codec.replay.ReplayingDecoder.callDecode(ReplayingDecoder.java:536)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.handler.codec.replay.ReplayingDecoder.messageReceived(ReplayingDecoder.java:435)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:70)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:559)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:268) 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:255) 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.socket.nio.NioWorker.read(NioWorker.java:88) 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.process(AbstractNioWorker.java:108)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.run(AbstractNioSelector.java:337)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.run(AbstractNioWorker.java:89)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.socket.nio.NioWorker.run(NioWorker.java:178) 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.util.ThreadRenamingRunnable.run(ThreadRenamingRunnable.java:108)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.util.internal.DeadLockProofWorker$1.run(DeadLockProofWorker.java:42)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) 
[na:1.8.0_74]
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) 
[na:1.8.0_74]
        at java.lang.Thread.run(Thread.java:745) [na:1.8.0_74]

2016-03-06T08:51:19.833-06:00 - [ERROR] - from play.nettyException in New 
I/O worker #7


Exception caught in Netty
java.lang.OutOfMemoryError: unable to create new native thread
        at java.lang.Thread.start0(Native Method) [na:1.8.0_74]
        at java.lang.Thread.start(Thread.java:714) [na:1.8.0_74]
        at 
akka.actor.LightArrayRevolverScheduler.<init>(Scheduler.scala:437) 
~[com.typesafe.akka.akka-actor_2.10-2.3.5.jar:na]
        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native 
Method) ~[na:1.8.0_74]
        at 
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
 
~[na:1.8.0_74]
        at 
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
 
~[na:1.8.0_74]
        at java.lang.reflect.Constructor.newInstance(Constructor.java:423) 
~[na:1.8.0_74]
        at 
akka.actor.ReflectiveDynamicAccess$$anonfun$createInstanceFor$2.apply(DynamicAccess.scala:78)
 
~[com.typesafe.akka.akka-actor_2.10-2.3.5.jar:na]
        at scala.util.Try$.apply(Try.scala:161) 
~[org.scala-lang.scala-library-2.10.4.jar:na]
        at 
akka.actor.ReflectiveDynamicAccess.createInstanceFor(DynamicAccess.scala:73) 
~[com.typesafe.akka.akka-actor_2.10-2.3.5.jar:na]
        at 
akka.actor.ReflectiveDynamicAccess$$anonfun$createInstanceFor$3.apply(DynamicAccess.scala:84)
 
~[com.typesafe.akka.akka-actor_2.10-2.3.5.jar:na]
        at 
akka.actor.ReflectiveDynamicAccess$$anonfun$createInstanceFor$3.apply(DynamicAccess.scala:84)
 
~[com.typesafe.akka.akka-actor_2.10-2.3.5.jar:na]
        at scala.util.Success.flatMap(Try.scala:200) 
~[org.scala-lang.scala-library-2.10.4.jar:na]
        at 
akka.actor.ReflectiveDynamicAccess.createInstanceFor(DynamicAccess.scala:84) 
~[com.typesafe.akka.akka-actor_2.10-2.3.5.jar:na]
        at 
akka.actor.ActorSystemImpl.createScheduler(ActorSystem.scala:675) 
~[com.typesafe.akka.akka-actor_2.10-2.3.5.jar:na]
        at akka.actor.ActorSystemImpl.<init>(ActorSystem.scala:575) 
~[com.typesafe.akka.akka-actor_2.10-2.3.5.jar:na]
        at akka.actor.ActorSystem$.apply(ActorSystem.scala:141) 
~[com.typesafe.akka.akka-actor_2.10-2.3.5.jar:na]
        at akka.actor.ActorSystem$.apply(ActorSystem.scala:125) 
~[com.typesafe.akka.akka-actor_2.10-2.3.5.jar:na]
        at play.core.Invoker$$anon$1$$anonfun$2.apply(Invoker.scala:20) 
~[com.typesafe.play.play_2.10-2.3.10.jar:2.3.10]
        at play.core.Invoker$$anon$1$$anonfun$2.apply(Invoker.scala:19) 
~[com.typesafe.play.play_2.10-2.3.10.jar:2.3.10]
        at scala.Option.map(Option.scala:145) 
~[org.scala-lang.scala-library-2.10.4.jar:na]
        at play.core.Invoker$$anon$1.create(Invoker.scala:19) 
~[com.typesafe.play.play_2.10-2.3.10.jar:2.3.10]
        at play.core.ClosableLazy.get(ClosableLazy.scala:51) 
~[com.typesafe.play.play_2.10-2.3.10.jar:2.3.10]
        at play.core.Invoker$.system(Invoker.scala:40) 
~[com.typesafe.play.play_2.10-2.3.10.jar:2.3.10]
        at play.core.Invoker$.executionContext(Invoker.scala:41) 
~[com.typesafe.play.play_2.10-2.3.10.jar:2.3.10]
        at 
play.api.libs.concurrent.Execution$.defaultContext(Execution.scala:15) 
~[com.typesafe.play.play_2.10-2.3.10.jar:2.3.10]
        at 
play.core.server.netty.PlayDefaultUpstreamHandler.play$core$server$netty$PlayDefaultUpstreamHandler$$handleAction$1(PlayDefaultUpstreamHandler.scala:253)
 
~[com.typesafe.play.play_2.10-2.3.10.jar:2.3.10]
        at 
play.core.server.netty.PlayDefaultUpstreamHandler.messageReceived(PlayDefaultUpstreamHandler.scala:209)
 
~[com.typesafe.play.play_2.10-2.3.10.jar:2.3.10]
        at 
org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:70)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.DefaultChannelPipeline$DefaultChannelHandlerContext.sendUpstream(DefaultChannelPipeline.java:791)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
com.typesafe.netty.http.pipelining.HttpPipeliningHandler.messageReceived(HttpPipeliningHandler.java:62)
 
[com.typesafe.netty.netty-http-pipelining-1.1.2.jar:na]
        at 
org.jboss.netty.channel.SimpleChannelHandler.handleUpstream(SimpleChannelHandler.java:88)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.DefaultChannelPipeline$DefaultChannelHandlerContext.sendUpstream(DefaultChannelPipeline.java:791)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.handler.codec.http.HttpContentDecoder.messageReceived(HttpContentDecoder.java:108)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:70)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.DefaultChannelPipeline$DefaultChannelHandlerContext.sendUpstream(DefaultChannelPipeline.java:791)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:296) 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.handler.codec.frame.FrameDecoder.unfoldAndFireMessageReceived(FrameDecoder.java:459)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.handler.codec.replay.ReplayingDecoder.callDecode(ReplayingDecoder.java:536)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.handler.codec.replay.ReplayingDecoder.messageReceived(ReplayingDecoder.java:435)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.SimpleChannelUpstreamHandler.handleUpstream(SimpleChannelUpstreamHandler.java:70)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:564)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.DefaultChannelPipeline.sendUpstream(DefaultChannelPipeline.java:559)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:268) 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.Channels.fireMessageReceived(Channels.java:255) 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.socket.nio.NioWorker.read(NioWorker.java:88) 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.process(AbstractNioWorker.java:108)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.socket.nio.AbstractNioSelector.run(AbstractNioSelector.java:337)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.socket.nio.AbstractNioWorker.run(AbstractNioWorker.java:89)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.channel.socket.nio.NioWorker.run(NioWorker.java:178) 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.util.ThreadRenamingRunnable.run(ThreadRenamingRunnable.java:108)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
org.jboss.netty.util.internal.DeadLockProofWorker$1.run(DeadLockProofWorker.java:42)
 
[io.netty.netty-3.10.4.Final.jar:na]
        at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) 
[na:1.8.0_74]
        at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) 
[na:1.8.0_74]
        at java.lang.Thread.run(Thread.java:745) [na:1.8.0_74]

2016-03-06T08:51:22.826-06:00 - [ERROR] - from 
org.graylog2.restclient.lib.ApiClient in servernodes-refresh-0Connection 
refused: /127.0.0.1:12900

2016-03-06T08:51:27.830-06:00 - [ERROR] - from 
org.graylog2.restclient.lib.ApiClient in servernodes-refresh-0Connection 
refused: /127.0.0.1:12900


 

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