I just found that too. Seems it's becuse 0.9.1 usses netty by default
instead of zeromq ( guess thats why it was working with 0.8.1). Presently
looking for the configuration parameter by which i can tell it to use zmq
instead of netty. Let me know if you have any clue. Otherwise i just have
to chuck the 0.9.1 and get back to 0.8.1


On 10 July 2014 17:02, Harsha <st...@harsha.io> wrote:

>  Hi Suparno,
>        It might be because of
> https://issues.apache.org/jira/browse/STORM-187. Can you try using
> 0.9.2-incubating release.
> -Harsha
>
>
> On Thu, Jul 10, 2014, at 07:38 AM, Suparno Datta wrote:
>
> Hi,
>
>  I am using storm 0.9.1-incubating on a single machine cluster to run a
> simple twitter hashtag extractor.  I am using the Storm-twitter-workshop
> which i found to be extremely useful.
>
> https://github.com/kantega/storm-twitter-workshop
>
> I have used this program before with storm 0.8.1 and it ran like a charm.
> I might mention that was on a server machine with quite 2 quad xeon
> processors.
>
> This time i am trying it on my laptop( i5 , 8GB). But i am constantly
> getting this error in the worker log files
>
> 2014-07-10 13:01:47 b.s.m.n.Client [INFO] Reconnect ... [24]
> 2014-07-10 13:01:58 b.s.m.n.Client [INFO] Reconnect ... [25]
> 2014-07-10 13:02:09 b.s.m.n.Client [INFO] Reconnect ... [26]
> 2014-07-10 13:02:19 STDIO [ERROR] Jul 10, 2014 1:02:19 PM
> org.jboss.netty.channel.DefaultChannelPipeline
> WARNING: An exception was thrown by a user handler while handling an
> exception event ([id: 0x563f7062] EXCEPTION: java.net.ConnectException:
> connection timed out)
> java.lang.IllegalArgumentException: timeout value is negative
> at java.lang.Thread.sleep(Native Method)
> at backtype.storm.messaging.netty.Client.reconnect(Client.java:94)
> at
> backtype.storm.messaging.netty.StormClientHandler.exceptionCaught(StormClientHandler.java:118)
> at
> org.jboss.netty.handler.codec.frame.FrameDecoder.exceptionCaught(FrameDecoder.java:377)
> at org.jboss.netty.channel.Channels.fireExceptionCaught(Channels.java:525)
> at
> org.jboss.netty.channel.socket.nio.NioClientBoss.processConnectTimeout(NioClientBoss.java:140)
> at
> org.jboss.netty.channel.socket.nio.NioClientBoss.process(NioClientBoss.java:82)
> at
> org.jboss.netty.channel.socket.nio.AbstractNioSelector.run(AbstractNioSelector.java:312)
> at
> org.jboss.netty.channel.socket.nio.NioClientBoss.run(NioClientBoss.java:41)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> at java.lang.Thread.run(Thread.java:744)
>
>
> Now here comes the stranges part. If i declare just one instance of the
> hashtag extractor Bolt it fails to get anything but for more that 1 it does
> manage to get me a few hashtags though with quite high latency. Another
> strange part related to this machine is if i declare more than 2
> supervisor.slots.ports the program doesnt even launch any more showing some
> initialitzation error.
>
> Sorry if i blabbered a lot about the hardware and stuff. But somehow to me
> it seemed quite related to the problem. Any sort of help will be really
> useful.
>
> Thanks,
>
> Suparno
>
>
>
>



-- 
Suparno Datta

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