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issue about let a common user run application on YARN (with kerberose) - Hadoop - [mail # user]
...hi,maillist:       i use kerberos to do auth for my hadoop cluster, i have a 3-nodecluster(HDFS& YARN)z1.example.com (NN,RM)z2.example.com (NM,DN)z3.example.com (NM,DN,pr...
   Author: ch huang, 2014-09-16, 06:39
Datanode can not start with error "Error creating plugin: org.apache.hadoop.metrics2.sink.FileSink" - Hadoop - [mail # user]
...hi,maillist:   i have a 10-worknode hadoop cluster using CDH 4.4.0 , one of my datanode,one of it's disk is full, when i restart this datanode ,i get errorSTARTUP_MSG:   java ...
   Author: ch huang, 2014-09-04, 03:09
issue about hadoop data migrate between IDC - Hadoop - [mail # user]
...hi,maillist:               my company signed a new IDC ,i must move the hadoopdata(about 30T data) to new IDC,any good suggestion? ...
   Author: ch huang, 2014-08-07, 01:14
[expand - 3 more] - Re: issue about run MR job use system user - Hadoop - [mail # user]
...i reslove this by make alex directory under staging directory and set theowner to alexOn Thu, Jul 24, 2014 at 10:11 PM, java8964  wrote: ...
   Author: ch huang, 2014-07-25, 02:39
[expand - 1 more] - Re: issue about distcp " Source and target differ in block-size. Use -pb to preserve block-sizes during copy." - Hadoop - [mail # user]
...2014-07-24 17:33:04,783 WARNorg.apache.hadoop.security.UserGroupInformation: PriviledgedActionExceptionas:hdfs (auth:SIMPLE) cause:org.apache.hadoop.ipc.StandbyException:Operation category R...
   Author: ch huang, 2014-07-25, 02:36
issue about importtsv tool bulk output function - HBase - [mail # user]
...hi,maillist:         i view the code of importTsv in hbase 0.96, when it do bulk output,it still use  HFileOutputFormat not HFileOutputFormat2 ,however ,in hbas...
   Author: ch huang, 2014-07-22, 09:10
issue about testing importtsv with other field separator - HBase - [mail # user]
...hi,maillist:i test hbase 0.96.1.1 importtsv tool ,find it do not work with non tabfield separator# sudo -u hdfs hbase org.apache.hadoop.hbase.mapreduce.ImportTsv-Dimporttsv.columns=HBASE_ROW...
   Author: ch huang, 2014-07-22, 08:02
issue about import hbase table data to different namespace - HBase - [mail # user]
...hi,maillist:        i try import data to 0.96 hbase ,but when i use import tool ,it canimport data to default namespace, how can i import it to diffent namespace?&nb...
   Author: ch huang, 2014-07-22, 06:35
why i can not use '*' in remove hadoop directory? - Hadoop - [mail # user]
...hi,maillist:         i use "sudo -u hdfs hadoop fs -rm -r -skipTrash/user/hive/warehouse/adx.db/dsp_request/2014-03*/*" in CDH4.4,but i find itcan not work in CDH5,w...
   Author: ch huang, 2014-07-22, 00:52
Issure about hbase0.96.1.1 jar package in remote maven repo - HBase - [mail # user]
...hi, i use nexus maven repo manager ,and recently i upgrade my hbase clusterto 0.96.1.1 cdh5.0.2but i checked the remote maven repohttps://repository.cloudera.com/artifactory/cloudera-repos/o...
   Author: ch huang, 2014-07-15, 07:08
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