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https://issues.apache.org/jira/browse/BEAM-12723?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17396812#comment-17396812
 ] 

Luke Cwik edited comment on BEAM-12723 at 8/10/21, 5:47 PM:
------------------------------------------------------------

It looks like the worker is unable to connect to streaming engine due to a 
[crypto key negotiation 
issue|https://pantheon.corp.google.com/logs/query;cursorTimestamp=2021-07-29T09:28:30.635772668Z;query=resource.type%3D%22dataflow_step%22%0Aresource.labels.job_id%3D%222021-07-29_02_18_09-9126203084082389627%22%0Atimestamp%3D%222021-07-29T09:26:19.897457Z%22%0AinsertId%3D%22s%3Da12827f0709f46e392d9026cd98f5773%3Bi%3D5b5%3Bb%3D052f4deb64474517bfc9ac13bc705049%3Bm%3D1a9a2a60%3Bt%3D5c83fb216f671%3Bx%3D7262f7c5fed65bf4%22;timeRange=2021-07-29T09:18:10.308Z%2F2021-07-29T09:31:50.366Z?project=apache-beam-testing]:

{noformat}
Info
2021-07-29 09:25:55.857 GMT
"kex_exchange_identification: Connection closed by remote host"
Info
2021-07-29 09:25:55.857 GMT
"Connection closed by 141.98.10.27 port 55622"
Info
2021-07-29 09:26:19.897 GMT
"Unable to negotiate with 141.98.10.27 port 45724: no matching key exchange 
method found. Their offer: 
diffie-hellman-group14-sha1,diffie-hellman-group-exchange-sha1,diffie-hellman-group1-sha1
 [preauth]"
Info
2021-07-29 09:26:30.960 GMT
"Unable to negotiate with 141.98.10.27 port 46548: no matching key exchange 
method found. Their offer: 
diffie-hellman-group14-sha1,diffie-hellman-group-exchange-sha1,diffie-hellman-group1-sha1
 [preauth]"
{noformat}



was (Author: lcwik):
It looks like the worker is unable to connect to streaming engine due to a 
crypto key negotiation issue:

{noformat}
Info
2021-07-29 09:25:55.857 GMT
"kex_exchange_identification: Connection closed by remote host"
Info
2021-07-29 09:25:55.857 GMT
"Connection closed by 141.98.10.27 port 55622"
Info
2021-07-29 09:26:19.897 GMT
"Unable to negotiate with 141.98.10.27 port 45724: no matching key exchange 
method found. Their offer: 
diffie-hellman-group14-sha1,diffie-hellman-group-exchange-sha1,diffie-hellman-group1-sha1
 [preauth]"
Info
2021-07-29 09:26:30.960 GMT
"Unable to negotiate with 141.98.10.27 port 46548: no matching key exchange 
method found. Their offer: 
diffie-hellman-group14-sha1,diffie-hellman-group-exchange-sha1,diffie-hellman-group1-sha1
 [preauth]"
{noformat}


> beam_PreCommit_Java_Examples_Dataflow_Phrase failing without any error
> ----------------------------------------------------------------------
>
>                 Key: BEAM-12723
>                 URL: https://issues.apache.org/jira/browse/BEAM-12723
>             Project: Beam
>          Issue Type: Bug
>          Components: test-failures
>            Reporter: Ankur Goenka
>            Priority: P0
>             Fix For: 2.32.0
>
>
> Failing test org.apache.beam.examples.WordCountIT.testE2EWordCount
>  
> Sample run: 
> [https://ci-beam.apache.org/job/beam_PreCommit_Java_Examples_Dataflow_Phrase/561/]
>  
> link to job 
> https://pantheon.corp.google.com/dataflow/jobs/us-central1/2021-07-29_02_18_09-9126203084082389627;step=;expandBottomPanel=true?project=apache-beam-testing



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