[Swift-user] Swift: ConnectException: Connection refused Issue

Gagan Munisiddha Gowda ggowda at hawk.iit.edu
Sat Oct 25 20:42:50 CDT 2014


Hi Ajay,

Could you try restarting your entire cluster. (terminate and start )

This happens occasionally for some unknown reason.

Regards,
Gagan
On 26/10/2014 7:05 am, "Ajay Anthony" <aanthon2 at hawk.iit.edu> wrote:

> Hi Swift users,
>
> Kindly help me in below issue. Stuck on this issue almost whole day.
>
> I am trying to run  swift word.swift on  headnode in aws and have 1
> worker running.
>
> 2014-10-26 01:17:52,685+0000 INFO  AbstractCoasterChannel
> TCPChannel[client, http://127.0.0.1:50010] setting name to
> http://127.0.0.1:50010
> 2014-10-26 01:17:52,709+0000 INFO  Execute TASK_STATUS_CHANGE
> taskid=urn:R-0-1414286270539 status=1
> 2014-10-26 01:17:52,712+0000 INFO  LateBindingScheduler jobs queued: 0
> 2014-10-26 01:17:52,712+0000 DEBUG swift APPLICATION_EXCEPTION
> jobid=bash-lupsjczl - Application exception: null
>
>
> *Caused by:
> org.globus.cog.abstraction.impl.common.task.TaskSubmissionException: Could
> not submit jobCaused by: org.globus.cog.coaster.channels.ChannelException:
> Failed to create socketCaused by: java.net.ConnectException: Connection
> refused*
>
>
> Below are my configuratioins:
> swift.conf:
>
> sites: cloud-static
>
> site.cloud-static {
>     execution {
>         type:"coaster-persistent"
>         URL: "http://127.0.0.1:50010"
>         jobManager: "local:local"
>         options {
>             maxJobs: 10
>             tasksPerNode: 2
>         }
>     }
>
>     initialParallelTasks: 20
>     maxParallelTasks: 20
>     filesystem.type: local
>     workDirectory: /tmp/swiftwork
>     staging: local
>     app.ALL {executable: "*"}
> }
>
> Below is the Swift version I am using:
> ubuntu at ip-172-31-17-186:~/cloud-tutorials/swift-cloud-tutorial/word_count$
> swift -version
> Swift trunk git-rev: 2d334140f2c288e5aeb3d354de0ecda35b4b3aac heads/master
> 6130 (modified locally)
>
> I am able to run with "sites: local" successfully , but failing with
> "sites: cloud-static".
>
> Please suggest on what can be the issue.
>
> Thanks and Regards,
> AJay ANthony.
>
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> Swift-user at ci.uchicago.edu
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