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Jerry.X.He commented on SPARK-20266: ------------------------------------ [~hyukjin.kwon] I'm sorry, I don't know how to ask questions, and I see there could feedback question, so I submitted here, sorry, could you tell me where is "user mailing list", I'm green hand. thank you. and these posts I've searched before, and the not fix this problem, there are some log in my cluster about tests. or maybe I consider wrong, please help me check that. -------------------------------------------------------------------------------------------- 1. ufw status and ssh connectivity root@master:/usr/local/ProgramFiles# ufw status Status: inactive root@master:/usr/local/ProgramFiles# ssh slave01 Welcome to Ubuntu 16.04.2 LTS (GNU/Linux 4.4.0-62-generic x86_64) * Documentation: https://help.ubuntu.com * Management: https://landscape.canonical.com * Support: https://ubuntu.com/advantage Last login: Sat Apr 8 21:33:44 2017 from 192.168.0.119 root@slave01:~# ufw status Status: inactive root@slave01:~# ssh slave02 Welcome to Ubuntu 16.04.2 LTS (GNU/Linux 4.4.0-62-generic x86_64) * Documentation: https://help.ubuntu.com * Management: https://landscape.canonical.com * Support: https://ubuntu.com/advantage Last login: Sat Apr 8 21:10:33 2017 from 192.168.0.119 root@slave02:~# ufw status Status: inactive root@slave02:~# -------------------------------------------------------------------------------------------- 2. network connectivity by ip or FQDN 2.1. nc in master root@master:/usr/local/ProgramFiles# netcat -l 12306 root@master:/usr/local/ProgramFiles# nc -l 12306 root@master:/usr/local/ProgramFiles# nc -l 12306 root@master:/usr/local/ProgramFiles# nc -l 12306 -------------------------------------------------------------------------------------------- 2.2. nc in slave01 root@slave01:~# nc -vz 192.168.0.180 12306 Connection to 192.168.0.180 12306 port [tcp/*] succeeded! root@slave01:~# nc -vz master 12306 Connection to master 12306 port [tcp/*] succeeded! -------------------------------------------------------------------------------------------- 2.3. nc in slave02 root@slave02:/usr/local/ProgramFiles# nc -vz 192.168.0.180 12306 Connection to 192.168.0.180 12306 port [tcp/*] succeeded! root@slave02:/usr/local/ProgramFiles# nc -vz master 12306 Connection to master 12306 port [tcp/*] succeeded! root@slave02:/usr/local/ProgramFiles# -------------------------------------------------------------------------------------------- > ExecutorBackend blocked at "UserGroupInformation.doAs" > ------------------------------------------------------ > > Key: SPARK-20266 > URL: https://issues.apache.org/jira/browse/SPARK-20266 > Project: Spark > Issue Type: Question > Components: Project Infra > Affects Versions: 1.6.2 > Reporter: Jerry.X.He > Priority: Minor > Attachments: logsSubmitByIdeaAtClient.zip, > logsSubmitBySparkSubmitAtSlave02.zip > > -- This message was sent by Atlassian JIRA (v6.3.15#6346) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org