I have installed spark2 in ambari without livy server. Can i add livy server to spark2 server? I found livy server has installed, but it's still 0/0 in ambari UI? ... View more

ambari-server-check-database.log: 2018-08-31 09:44:15,482 WARN - Required config(s): registry-logsearch-conf is(are) not available for service REGISTRY with service config version 6 in cluster hdfcluster 2018-08-31 09:44:15,483 WARN - Required config(s): streamline-logsearch-conf is(are) not available for service STREAMLINE with service config version 7 in cluster hdfcluster 2018-08-31 09:44:15,483 WARN - Required config(s): nifi-logsearch-conf is(are) not available for service NIFI with service config version 13 in cluster hdfcluster I followed 'https://docs.hortonworks.com/HDPDocuments/HDF3/HDF-3.2.0/ambari-managed-hdf-upgrade/content/hdf-upgrade_the_hdf_management_pack.html' to upgrade hdf. When I was going to upgrade on UI, I found all services unable to start. The ambari server host are 'heart beat lost',and other hosts are normal. ... View more

I've followed steps for each host in https://community.hortonworks.com/articles/52875/enable-https-for-hdfs.html, to enable https for hdfs. Now, I can't enter Files View UI in Ambari and I don't know what problem. Can anybody help me to find a solution？ Thanks. bigdatamster:50470: sun.security.validator.ValidatorException: PKIX path building failed: sun.security.provider.certpath.SunCertPathBuilderException: unable to find valid certification path to requested target 2018-08-22 15:37:51,657 INFO BlockStateChange (BlockManager.java:computeReplicationWorkForBlocks(1653)) - BLOCK* neededReplications = 26, pendingReplications = 0. 2018-08-22 15:37:51,657 INFO blockmanagement.BlockManager (BlockManager.java:computeReplicationWorkForBlocks(1660)) - Blocks chosen but could not be replicated = 8; of which 8 have no target, 0 have no source, 0 are UC, 0 are abandoned, 0 already have enough replicas. 2018-08-22 15:37:54,657 INFO BlockStateChange (UnderReplicatedBlocks.java:chooseUnderReplicatedBlocks(395)) - chooseUnderReplicatedBlocks selected 2 blocks at priority level 2; Total=2 Reset bookmarks? true 2018-08-22 15:37:54,658 INFO BlockStateChange (BlockManager.java:computeReplicationWorkForBlocks(1653)) - BLOCK* neededReplications = 26, pendingReplications = 0. 2018-08-22 15:37:54,658 INFO blockmanagement.BlockManager (BlockManager.java:computeReplicationWorkForBlocks(1660)) - Blocks chosen but could not be replicated = 2; of which 2 have no target, 0 have no source, 0 are UC, 0 are abandoned, 0 already have enough replicas. ... View more

I have enabled kerberos on hdf，but when i open nifi UI，there is no user login web. What else should i configure for login authenticcaion? ... View more

while run command "ambari-server start",it get back this error： 11 Jul 2018 17:19:47,221 ERROR [main] DBAccessorImpl:119 - Error while creating database accessor org.postgresql.util.PSQLException: FATAL: password authentication failed for user "ambari" it says wrong password for ‘ambari’，but when i setup ambari-server i choose the default option. The default passwd for pg is 'bigdata', and i can login pg . So ,why it prompt wrong passwd？ ... View more