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05-08-2016
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02-28-2017
04:18 AM
Hi can you please specify the dir name on the jornal node? I am getting no sync with name node and don't know what is missing...
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02-27-2017
11:48 PM
I have recreated all of our Hadoop cluster from scratch as the NN centos failed, we had no backup so it was real disaster! I would like to prevent this from happening again so please tell me what kind of backup do I need? I have one master- cloudera manager and DB Two NN And 4 workers Please let me know if you need more details...
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01-08-2017
01:07 AM
hi thank you again this solution will not work for me as my spark version is too old I first tied to install numpy 1.11 and got error using mllib library now getting this error when trying to use kmeans library is there any workaround to solve the compability between spark 1.2 and numpy and mllib version without upgrading the cluster?
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01-08-2017
12:57 AM
Hi thank you for you response. this problem has become urgent for me can you send me the instructions how to do so? also, my cluster version is very old 5.3.5 and spark version is 1.2 can I do this without upgrading spark or the entire cluster? (I can't upgrade all cluster at the moment)
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01-05-2017
11:58 AM
Using Python version 2.6.6 (r266:84292, Jul 23 2015 15:22:56) SparkContext available as sc. >>> from pyspark.mllib.clustering import KMeans RuntimeError: module compiled against API version 0xa but this version of numpy is 0x7
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01-05-2017
11:57 AM
Using Python version 2.6.6 (r266:84292, Jul 23 2015 15:22:56) SparkContext available as sc. >>> from pyspark.mllib.clustering import KMeans RuntimeError: module compiled against API version 0xa but this version of numpy is 0x7
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05-08-2016
04:30 AM
Hi, getting this error when trying to run select from the DB: Your query has the following error(s): Error while compiling statement: FAILED: SemanticException Unable to determine if hdfs://hadoopb:8020/user/hive/warehouse/sherlock_1_3.db/t4 is encrypted: java.lang.IllegalArgumentException: Wrong FS: hdfs://hadoopb:8020/user/hive/warehouse/sherlock_1_3.db/t4, expected: hdfs://hadoopb.:8020 please advise,
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