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10-18-2016
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05-06-2019
06:46 AM
Please help on the below. Is there any link/document which will explains, how to understand graphs in service level and host level in cloudera manager. Thanks, R
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04-18-2019
09:32 AM
Hi All, Could you please help me on below question? In Cloudera Manager , how/where, I can see output of below for any server sar -p sar -q sar -r Thanks R
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01-13-2019
07:08 AM
Hi, Could you please help me out by giving answer for the below questions? 1. What is command to set queue name for hive job 2. Which of the files in the input directory will be skipped by hive job? A._SUCCESS B. IGNORE C. Input.metadata D. .skip
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01-13-2019
07:02 AM
Hi,
Could you please help me out by giving answer for the below questions
If HDFS services goes down in kafka cluster, what will happen to kafka service and data
Regards,
R.
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04-12-2018
06:47 AM
Hi Experts, Do we have any document/link for smoke test for services after fresh installation of CDH cluster? Regards, R
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05-11-2017
10:27 AM
Hi, Please help me by answering below questions 1. After adding node to cluster, how I can connfirm that, HDFS blocks and HBase regions gets assigned 2. How I can see severs with service wise (in CM) Ex: DN: server1 server2 server3 server4 Impala Coordinator : server5 server6 server7
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04-15-2017
11:16 AM
Hi, I am trying to execute Rumen, but it is giving error “Invalid file name”, would you please help on this? PFB sample output Hi, I am trying to execute Rumen, but it is giving error “Invalid file name”, would you please help on this? PFB sample output [tom@system1 tom]$ hadoop org.apache.hadoop.tools.rumen.TraceBuilder -recursive file:///tmp/jobtraces2.json file:///tmp/topology.out2 hdfs:///tmp/logs/tom/logs/application_1234567891234_0004 17/04/15 18:00:55 WARN rumen.TraceBuilder: File skipped: Invalid file name: system1.abc.com_8041 17/04/15 18:00:55 WARN rumen.TraceBuilder: File skipped: Invalid file name: system2.abc.com_8041 17/04/15 18:00:55 WARN rumen.TraceBuilder: File skipped: Invalid file name: system3.abc.com_8041 17/04/15 18:00:55 WARN rumen.TraceBuilder: No job found in traces: Regards, R
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04-03-2017
01:32 AM
Hi, I am trying to assign 10GB for my hbck, with below command, but it is ending with out-of-memory, surprisingly when I have seen heap dump analysis, it is showing total memory is 254.9 MB, only sudo -u hbase HBASE_HEAPSIZE=10G hbase hbck -fix Do I need to change my command to take 10GB memory? can you pease help me?
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03-04-2017
11:52 AM
Hi All, 1. How to know how much data is present in my running cluster? And total my cluster capacity? 2. What is difference between HDFS and hdfs1? (I have see HDFS and hdfs1 in some CMs) 3. Why we will do deploy client configuration? 4.How to see HIVE full query, which has been compleated successfully? Regards, R
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02-24-2017
04:27 AM
Hi, How I can find CM version and CDH version in running cluster? Regards, Rashmi
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10-19-2016
07:53 AM
I can update some values in hdfs-site.xml with .. like hdfs.update_config({'dfs_replication': 2}) how I can update/insert new parameters which is specific to that application (not standard parameter, normally we will give safety-valve parameter) R
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10-18-2016
10:20 PM
Hi, Which CM API can be used update safty-valve for hive-site.xml and hbase-site.xml? please help me. Regards, R
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10-18-2016
11:24 AM
Hi All, Would you pelase let me know, where I can get list of all python APIs for exaple api.get_all_clusters() sample script cm_host = "cm-host"
api = ApiResource(cm_host, username="admin", password="admin")
# Get a list of all clusters
cdh4 = None
for c in api.get_all_clusters():
print c.name
if c.version == "CDH4":
cdh4 = c
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