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nsabharwal
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Master Mentor

Re: Datanodes start and then stop ... only one dat...

by Master Mentor in Support Questions
‎02-01-2016 06:58 PM
‎02-01-2016 06:58 PM
@luc tiber Bottom up approach :D..I agree as I learned that way too. if you want to add node then you have try it clean. Hadoop will replicate the data once you add the node. See this http://docs.hortonworks.com/HDPDocuments/HDP2/HDP-2.3.0/bk_Sys_Admin_Guides/content/ref-4303e343-9aee-4e70-b38a-2837ae976e73.1.html ... View more

Re: Datanodes start and then stop ... only one dat...

by Master Mentor in Support Questions
‎02-01-2016 06:24 PM
‎02-01-2016 06:24 PM
@luc tiber See this DatanodeRegistration(172.X.X.X:50010, datanodeUuid=54bc8b80-b84f-4893-8b96-36568acc5d4b, infoPort=50075, infoSecurePort=0, ipcPort=50020, storageInfo=lv=-56;cid=CID-8e09ff25-80fb-4834-878b-f23b3deb62d0;nsid=278157295;c=0) is attempting to report storage ID 54bc8b80-b84f-4893-8b96-36568acc5d4b. Node 172.Z.Z.Z:50010 is expected to serve this storage. ... View more

Re: Datanodes start and then stop ... only one dat...

by Master Mentor in Support Questions
‎02-01-2016 06:20 PM
2 Kudos
‎02-01-2016 06:20 PM
2 Kudos
@luc tiber 1) Please use ambari 2) If you don't want to use ambari then : Don;t clone the machine. Launch a new machine, install binaries and make it part of the cluster. If you are cloning then , Did you delete all the metadata or data from Hadoop directories? ... View more

Re: An easy way to define a prefix for all hdp com...

by Master Mentor in Support Questions
‎02-01-2016 06:15 PM
‎02-01-2016 06:15 PM
@Peter Bartal For log directory change..see this https://community.hortonworks.com/questions/4329/log-file-location-is-there-a-way-to-change-varlog.html ... View more

Re: Ranger policy malfunction in kafka

by Master Mentor in Support Questions
‎02-01-2016 04:31 PM
‎02-01-2016 04:31 PM
@Benson Shih You would allow the traffic from those IP. HDP 2.3.4 ...No HDP2.3.0 or HDP 2.3.2 ... View more

Re: How can we setup customized cgroups for Centos...

by Master Mentor in Support Questions
‎02-01-2016 02:39 PM
‎02-01-2016 02:39 PM
@Ram D See the following details. I would stick with official docs. ... View more

Re: Does Cgroups implementation require kerberos e...

by Master Mentor in Support Questions
‎02-01-2016 02:37 PM
‎02-01-2016 02:37 PM
@Ram D I did share the details with you in another thread. Please take a look on that . ... View more

Re: i have accidentally changed the hortonworks IP...

by Master Mentor in Support Questions
‎02-01-2016 02:36 PM
‎02-01-2016 02:36 PM
@Bharathkumar B You can always look into the option to configure more networks in your virtual machine appliance. ifconfig -a after adding more networks and you can pick one of them which is working ( not recommended for every user as its advanced settings ) ... View more

Re: WARNING: Use "yarn jar" to launch YARN applica...

by Master Mentor in Support Questions
‎02-01-2016 02:30 PM
‎02-01-2016 02:30 PM
@Roberto Sancho If your job is finishing then I would ignore that warning . ... View more

Re: Does Cgroups implementation require kerberos e...

by Master Mentor in Support Questions
‎02-01-2016 02:27 PM
‎02-01-2016 02:27 PM
@Ram D Yes afaik..Kerberos required You can test without Kerberos and let us know ... View more
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