Domain Name Change
We’ve moved our cluster to a new domain, and need to change from box1.olddomain.com to box1.newdomain.local. Machine name and IP remains the same, just domain name changes. Besides the Linux file...
View ArticleQuestions on XA Secure (Apache Argus)
1. Is XA Secure in GA? 2. How many clients are in production with XA Secure? 3. Any detailed documentation on XA Secure? Thank you!
View ArticleReply To: Questions on XA Secure (Apache Argus)
There is documentation available for HDP-Secure here: http://docs.hortonworks.com/HDPDocuments/HDP2/HDP-2.1.3/bk_HDPSecure_Admin/content/ch_XA-overview.html Let us know if it answers your questions or...
View ArticleReply To: Questions on XA Secure (Apache Argus)
XA Secure has been in GA since June. You can download the bits from here http://hortonworks.com/hdp/addons/, refer to HDP Advanced Security. You can also find the link for documentation in the same...
View Articlecannot open link to hdp sandbox web page
ried to dive right in by clicking the provided link http://:127.0.0.1:8000 but the link would not open. I even tried to type it into a new tab. I have installed vmware and hortonwoks and everything...
View ArticleRunning Spark on a cluster?
Its nice to set it up on a sandbox vm. But lets get real. There’s a huge gap when you want to install and run on a real cluster. Looking at the spark apache website:...
View ArticleReply To: Unable to run any oozie job
Which core-site.xml file is it? I looked at mine in my etc/oozie/conf.dist/hadoop-conf and it looked nothing like this one. Am I completely in the wrong directory? Thank you much, AJ
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View ArticleReply To: newbie. Installed VMPlayer and sandbox
I am able to start the VM and also start hadoop. Iam getting the URL on the last screen. But when I try to use the URL : http://192.168.211.129/ It is giving the below error :- Proxy Error The proxy...
View ArticleReply To: Flume scaling best practices
I have opened a discussion in flume user list[1] [1] – https://www.mail-archive.com/user@flume.apache.org/msg04069.html Regards.
View ArticleReply To: Hive Mysql Server stopping without error message
Hi, No im still facing the problem. I think its because i installed the Hive Metastore on the Ambari Server Host. Now i was trying to use postgres sql instead of the mysql because i got these schema...
View ArticleReply To: Hive Mysql Server stopping without error message
So i got this message now when i try to start the metastore : Fail: Execution of ‘export HIVE_CONF_DIR=/etc/hive/conf.server ; /usr/lib/hive/bin/schematool -initSchema -dbType mysql -userName hive...
View ArticleCant Change Hive Config after Mysql schema problems
Hi, So i screwed up the Hive Config i dont really get how. Basically i changed the mysql settings and he cant create the schema so it fails to start the Metastore or the Server. So now i installed...
View ArticleReply To: name node is not starting in ambari 1.6.0
Hi Vishal, I have the same problem. Did you solve the problem? You would help me a lot. Thanks, Christian
View ArticleReply To: Hive on tez
Hive with tez can re-use yarn containers, and that helps in reducing latency. HiveServer2 keeps the containers around (through tez session) for some time (few minutes by default I think), so that new...
View ArticleSeveral thousand threads are BLOCKED
Hi, We have Hadoop: 2.4.0. HDP: 2.1.2 and we are seeing the following: ps -efL | grep Dproc | wc -l 3487 Basically some of the datanodes have 3000+ threads running. Using jstack and creating a thread...
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View ArticleAmbari server start up problem
I get following exception while trying to start ambari server - AbstractLifeCycle:204 – FAILED SslContextFactory@7b342572(/var/lib/ambari-server/keys/keystore.p12,...
View ArticleServer minimum specs
I am setting up a Hadoop lab server and want to minimize cost yet have enough compute to use Hadoop in earnest. Does anyone have any advice on machine specs – I am planning to build it myself. I was...
View ArticleReply To: No web UI
Sounds like the FQDN that ambari thinks is accessible is not correct from your machine. Do you need to tell the agent to use a different public hostname that will resolve from your machine? Start at...
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