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Title | Views | Posted |
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824 | 04-28-2017 06:08 PM |
12-07-2017
03:09 PM
@Mudassar Hussain
When I posted my initial question it was pertaining to alerts that are triggered because of HDFS storage capacity exceeding a configurable threshold. Then there are some alerts that trigger once a week, month about capacity or if you restarted a service. In short these are trivial alerts that are just annoying but not detrimental to the health of the cluster. In your image you provided correct me if I am wrong, it appears you have an issue with your namenode. If that is accurate that is serious and that is an alert you do not want to ignore. Have you checked to see if your name node volumes are corrupted? A datanode is corrupted or exceded capacity? I found this article as well. Not sure if this is precisely related: https://community.hortonworks.com/questions/81840/node-in-maintenance-mode-throws-stale-alert-from-m.html
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10-11-2017
08:49 PM
@Jay SenSharma Thank you very much for the reference. I will keep this approach in my notes in case the answer below fails to work.
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10-11-2017
08:48 PM
@Jonathan Hurley Thank you Jonathan! Disabling and re-enabling worked just fine.
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10-11-2017
06:53 PM
Hello I am using Ambari version 2.4.2. Can anyone provide the steps for purging alerts especially those that are stale without having to delete the alert or restart the individual components/services?
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Apache Ambari
08-30-2017
04:37 PM
@Rajesh Thank you! This actually much cleaner and simpler than the yum query and I was able to run this without root or sudo. I wish I could give your answer a check as well. I appreciate it.
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08-30-2017
04:02 PM
@Dinesh Chitlangia Thanks Dinesh! I had no idea you could query the service components via yum.
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08-30-2017
02:02 PM
I want to know is there a native way of querying what service components are installed and running on a given cluster without using Ambari Web UI or Ambari Shell? I do not have credentials for this cluster but I do have CLI access.
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Apache Ambari
08-16-2017
12:44 PM
@Ron Buckley IBM has been using IOP (IBM Open Platform) all the way through version 4.2.5. BI version 4.3 is not available for free at least as the others. IOP as you mostly know is HDP or their fork of it at least that they maintain in their own repository. Lastly our sponsor is unfortunately using version 4.1 and 4.2 which is why I am using this. I would much rather run the latest vanilla version of HDP with all of the bug fixes and support. I will start a new thread for the Ambari-Metrics in the interim. If you know something that refutes my statement above that I do not please let me know. Otherwise thank you very much for at least getting me through the Hbase hurdle.
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08-15-2017
07:41 PM
@Ron Buckley Thank you very much Ron! That worked! Should I start another thread on why Ambari-Metrics is not updating? All of my values are "n/a" and "no data available" and I have all green on the Ambari console.
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08-15-2017
04:01 PM
@Jay SenSharma @Geoffrey Shelton Okot Ambari shows green for approximately 1 minute and I have followed the fine tuning guide for HBASE for Big Insights that utilizes HBASE here. All server start green and the RegionServers begin to die one-by-one and then Hbase Master finally dies. I even tried disabling RANGER and disabling the HBASE plugin to see if that had something to with the following error: Connection failed: [Errno 111] Connection refused to x.x.x:16030 (region servers) Connection failed: [Errno 111] Connection refused to x.x.x:16000 (master) But that had no effect. My Hbase logs are located here.
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Apache Ambari
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Apache HBase