StarCluster - Mailing List Archive

Re: "connection closed" when running "starcluster ssmaster"

From: Signell, Richard <no email>
Date: Fri, 17 Jan 2014 08:03:01 -0500

Rayson,

I tried ssh'ing into node001 as you suggested, but the process just
seems to hang. I waited 5 minutes, tried to ctrl-c, ctrl-z, nothing
worked. Finally killed terminal.

What should I try next?

rsignell_at_gam:~$ starcluster -d sshnode rps_cluster node001
StarCluster - (http://star.mit.edu/cluster) (v. 0.94.3)
Software Tools for Academics and Researchers (STAR)
Please submit bug reports to starcluster_at_mit.edu

2014-01-17 07:59:34,900 config.py:567 - DEBUG - Loading config
2014-01-17 07:59:34,900 config.py:138 - DEBUG - Loading file:
/home/rsignell/.starcluster/config
...

2014-01-17 07:59:34,935 awsutils.py:74 - DEBUG - creating self._conn
w/ connection_authenticator kwargs = {'proxy_user': None,
'proxy_pass': None, 'proxy_port': None, 'proxy': None, 'is_secure':
True, 'path': '/', 'region': None, 'validate_certs': True, 'port':
None}
2014-01-17 07:59:35,797 cluster.py:711 - DEBUG - existing nodes: {}
2014-01-17 07:59:35,797 cluster.py:719 - DEBUG - adding node
i-7a50f654 to self._nodes list
2014-01-17 07:59:35,797 cluster.py:719 - DEBUG - adding node
i-7950f657 to self._nodes list
2014-01-17 07:59:35,798 cluster.py:727 - DEBUG - returning self._nodes
= [<Node: master (i-7950f657)>, <Node: node001 (i-7a50f654)>]
2014-01-17 07:59:35,905 cluster.py:711 - DEBUG - existing nodes:
{u'i-7a50f654': <Node: node001 (i-7a50f654)>, u'i-7950f657': <Node:
master (i-7950f657)>}
2014-01-17 07:59:35,906 cluster.py:714 - DEBUG - updating existing
node i-7a50f654 in self._nodes
2014-01-17 07:59:35,906 cluster.py:714 - DEBUG - updating existing
node i-7950f657 in self._nodes
2014-01-17 07:59:35,906 cluster.py:727 - DEBUG - returning self._nodes
= [<Node: master (i-7950f657)>, <Node: node001 (i-7a50f654)>]
2014-01-17 07:59:36,119 node.py:1039 - DEBUG - Using native OpenSSH client
2014-01-17 07:59:36,119 node.py:1050 - DEBUG - ssh_cmd: ssh -i
/home/rsignell/.ssh/mykey2.rsa
root_at_ec2-54-196-2-68.compute-1.amazonaws.com
[wait, wait.... nothing....]


On Thu, Jan 16, 2014 at 5:24 PM, Rayson Ho <raysonlogin_at_gmail.com> wrote:
> The SSH daemon is responding (and the EC2 security group is not
> blocking traffic), which is good.
>
> However, logging onto the master was working a few hours ago and not
> anymore, then try to log onto the Grid Engine execution node by using,
> for example, "starcluster sshnode rps_cluster node001". If SSHing into
> the execution node works, then it is likely to be an issue with the
> StarCluster master instance.
>
> Rayson
>
> ==================================================
> Open Grid Scheduler - The Official Open Source Grid Engine
> http://gridscheduler.sourceforge.net/
> http://gridscheduler.sourceforge.net/GridEngine/GridEngineCloud.html
>
>
> On Thu, Jan 16, 2014 at 4:55 PM, Signell, Richard <rsignell_at_usgs.gov> wrote:
>> I set up a machine this morning and
>> starcluster sshmaster rps_cluster
>> was working fine to ssh in.
>>
>> But now I'm getting "Connection closed by 54.204.55.67"
>>
>> It seem that the cluster is running:
>>
>> rsignell_at_gam:~$ starcluster listclusters
>> StarCluster - (http://star.mit.edu/cluster) (v. 0.94.3)
>> Software Tools for Academics and Researchers (STAR)
>> Please submit bug reports to starcluster_at_mit.edu
>>
>> ---------------------------------------------
>> rps_cluster (security group: _at_sc-rps_cluster)
>> ---------------------------------------------
>> Launch time: 2014-01-16 08:18:09
>> Uptime: 0 days, 08:34:07
>> Zone: us-east-1a
>> Keypair: mykey2
>> EBS volumes: N/A
>> Cluster nodes:
>> master running i-7950f657 ec2-54-204-55-67.compute-1.amazonaws.com
>> node001 running i-7a50f654 ec2-54-196-2-68.compute-1.amazonaws.com
>> Total nodes: 2
>>
>> And I don't see anything obvious in the verbose debug output:
>>
>> rsignell_at_gam:~$ starcluster -d sshmaster rps_cluster
>> StarCluster - (http://star.mit.edu/cluster) (v. 0.94.3)
>> Software Tools for Academics and Researchers (STAR)
>> Please submit bug reports to starcluster_at_mit.edu
>>
>> 2014-01-16 16:53:13,515 config.py:567 - DEBUG - Loading config
>> 2014-01-16 16:53:13,515 config.py:138 - DEBUG - Loading file:
>> /home/rsignell/.starcluster/config
>> 2014-01-16 16:53:13,517 config.py:322 - DEBUG - include setting not
>> specified. Defaulting to []
>> 2014-01-16 16:53:13,518 config.py:322 - DEBUG - web_browser setting
>> not specified. Defaulting to None
>> 2014-01-16 16:53:13,518 config.py:322 - DEBUG - refresh_interval
>> setting not specified. Defaulting to 30
>> 2014-01-16 16:53:13,518 config.py:322 - DEBUG - include setting not
>> specified. Defaulting to []
>> 2014-01-16 16:53:13,518 config.py:322 - DEBUG - web_browser setting
>> not specified. Defaulting to None
>> 2014-01-16 16:53:13,519 config.py:322 - DEBUG - refresh_interval
>> setting not specified. Defaulting to 30
>> 2014-01-16 16:53:13,519 config.py:322 - DEBUG - aws_proxy_pass setting
>> not specified. Defaulting to None
>> 2014-01-16 16:53:13,519 config.py:322 - DEBUG - aws_validate_certs
>> setting not specified. Defaulting to True
>> 2014-01-16 16:53:13,520 config.py:322 - DEBUG - aws_ec2_path setting
>> not specified. Defaulting to /
>> 2014-01-16 16:53:13,520 config.py:322 - DEBUG - aws_region_name
>> setting not specified. Defaulting to None
>> 2014-01-16 16:53:13,521 config.py:322 - DEBUG - aws_region_host
>> setting not specified. Defaulting to None
>> 2014-01-16 16:53:13,521 config.py:322 - DEBUG - aws_s3_path setting
>> not specified. Defaulting to /
>> 2014-01-16 16:53:13,521 config.py:322 - DEBUG - aws_proxy_user setting
>> not specified. Defaulting to None
>> 2014-01-16 16:53:13,521 config.py:322 - DEBUG - aws_is_secure setting
>> not specified. Defaulting to True
>> 2014-01-16 16:53:13,522 config.py:322 - DEBUG - aws_s3_host setting
>> not specified. Defaulting to None
>> 2014-01-16 16:53:13,522 config.py:322 - DEBUG - aws_port setting not
>> specified. Defaulting to None
>> 2014-01-16 16:53:13,522 config.py:322 - DEBUG - ec2_private_key
>> setting not specified. Defaulting to None
>> 2014-01-16 16:53:13,522 config.py:322 - DEBUG - ec2_cert setting not
>> specified. Defaulting to None
>> 2014-01-16 16:53:13,523 config.py:322 - DEBUG - aws_proxy setting not
>> specified. Defaulting to None
>> 2014-01-16 16:53:13,523 config.py:322 - DEBUG - aws_proxy_port setting
>> not specified. Defaulting to None
>> 2014-01-16 16:53:13,523 config.py:322 - DEBUG - device setting not
>> specified. Defaulting to None
>> 2014-01-16 16:53:13,523 config.py:322 - DEBUG - partition setting not
>> specified. Defaulting to None
>> 2014-01-16 16:53:13,524 config.py:322 - DEBUG - device setting not
>> specified. Defaulting to None
>> 2014-01-16 16:53:13,524 config.py:322 - DEBUG - partition setting not
>> specified. Defaulting to None
>> 2014-01-16 16:53:13,525 config.py:322 - DEBUG - disable_queue setting
>> not specified. Defaulting to False
>> 2014-01-16 16:53:13,525 config.py:322 - DEBUG - volumes setting not
>> specified. Defaulting to []
>> 2014-01-16 16:53:13,525 config.py:322 - DEBUG - availability_zone
>> setting not specified. Defaulting to None
>> 2014-01-16 16:53:13,526 config.py:322 - DEBUG - spot_bid setting not
>> specified. Defaulting to None
>> 2014-01-16 16:53:13,526 config.py:322 - DEBUG - master_instance_type
>> setting not specified. Defaulting to None
>> 2014-01-16 16:53:13,526 config.py:322 - DEBUG - disable_cloudinit
>> setting not specified. Defaulting to False
>> 2014-01-16 16:53:13,526 config.py:322 - DEBUG - force_spot_master
>> setting not specified. Defaulting to False
>> 2014-01-16 16:53:13,526 config.py:322 - DEBUG - extends setting not
>> specified. Defaulting to None
>> 2014-01-16 16:53:13,526 config.py:322 - DEBUG - master_image_id
>> setting not specified. Defaulting to None
>> 2014-01-16 16:53:13,527 config.py:322 - DEBUG - userdata_scripts
>> setting not specified. Defaulting to []
>> 2014-01-16 16:53:13,527 config.py:322 - DEBUG - permissions setting
>> not specified. Defaulting to []
>> 2014-01-16 16:53:13,529 awsutils.py:74 - DEBUG - creating self._conn
>> w/ connection_authenticator kwargs = {'proxy_user': None,
>> 'proxy_pass': None, 'proxy_port': None, 'proxy': None, 'is_secure':
>> True, 'path': '/', 'region': None, 'validate_certs': True, 'port':
>> None}
>> 2014-01-16 16:53:13,872 cluster.py:711 - DEBUG - existing nodes: {}
>> 2014-01-16 16:53:13,872 cluster.py:719 - DEBUG - adding node
>> i-7a50f654 to self._nodes list
>> 2014-01-16 16:53:13,873 cluster.py:719 - DEBUG - adding node
>> i-7950f657 to self._nodes list
>> 2014-01-16 16:53:13,873 cluster.py:727 - DEBUG - returning self._nodes
>> = [<Node: master (i-7950f657)>, <Node: node001 (i-7a50f654)>]
>> 2014-01-16 16:53:14,063 cluster.py:711 - DEBUG - existing nodes:
>> {u'i-7a50f654': <Node: node001 (i-7a50f654)>, u'i-7950f657': <Node:
>> master (i-7950f657)>}
>> 2014-01-16 16:53:14,064 cluster.py:714 - DEBUG - updating existing
>> node i-7a50f654 in self._nodes
>> 2014-01-16 16:53:14,064 cluster.py:714 - DEBUG - updating existing
>> node i-7950f657 in self._nodes
>> 2014-01-16 16:53:14,064 cluster.py:727 - DEBUG - returning self._nodes
>> = [<Node: master (i-7950f657)>, <Node: node001 (i-7a50f654)>]
>> 2014-01-16 16:53:14,168 node.py:1039 - DEBUG - Using native OpenSSH client
>> 2014-01-16 16:53:14,169 node.py:1050 - DEBUG - ssh_cmd: ssh -i
>> /home/rsignell/.ssh/mykey2.rsa
>> root_at_ec2-54-204-55-67.compute-1.amazonaws.com
>> Connection closed by 54.204.55.67
>>
>>
>> I didn't see any "common problems" or "troubleshooting" sections in
>> the starcluster documentation, and I checked the FAQ and the mailing
>> list archives, but I probably overlooked something, as this certainly
>> seems like a newbie question (which I am).
>>
>> Thanks,
>> Rich
>> --
>> Dr. Richard P. Signell (508) 457-2229
>> USGS, 384 Woods Hole Rd.
>> Woods Hole, MA 02543-1598
>> _______________________________________________
>> StarCluster mailing list
>> StarCluster_at_mit.edu
>> http://mailman.mit.edu/mailman/listinfo/starcluster



-- 
Dr. Richard P. Signell   (508) 457-2229
USGS, 384 Woods Hole Rd.
Woods Hole, MA 02543-1598
Received on Fri Jan 17 2014 - 08:03:05 EST
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