Hello, Please, what could be the reason of this errors that I find in logs of yarn for both resourcemanager and nodemanager ? yarn-mapr-resourcemanager-hdpcalprd6.out 2017-09-22 14:49:57,7739 ERROR JniCommon fs/client/fileclient/cc/jni_MapRClient.cc:4008 Thread: 88451 removeFid failed for 18116.34.131350, error 2 2017-09-22
Hi All, I have a requirement where i need to sqoop data from SQL server to Hadoop hive tables. There are few columns which have masked data. While loading hive with data i would like to unmask it. Is there any way i can achieve this by writing UDF to unmask and load? If sqoop command does not support using UDF what is the best approach i
We have a cluster of 4 nodes with the characteristics above Spark jobs make a lot of times in processing, how could we optimize this time, knowing that our jobs run from RStudio and we still have a lot of memory not utilized.
I want to try out the HBase-0.94 standalone mode and has followed the instruction in Quick Start. I start hbase with start-hbase.sh and launch hbase shell It seems that my master can't be initialized because my create table command always fails as following: hbase(main):001:0> create 't1', 'cf' ERROR:
Hi, i have installed CentOS 6 with a single node installtion, but i getting an CLDB ERROR, in the /maprcli-root-0.log : <pre> "Header: hostName: mapr, Time Zone: Israel Standard Time, processName: MapRCLI, processId: 8221, MapR Build Version: 1.2.0.12140GA 2012-01-08 08:25:33,448 INFO com.mapr.cliframework.driver.CLIMainDriver [main]:
Are the table sizes in the MapR web console's "MapR Tables" view including replication? I'm not sure if this is 454.9 GB before or after replication. It would be nice to qualify it on the UI as taking ~1.5TB vs ~500GB is a big difference when planning cluster sizes/data history/etc .
Hello, In order to install MapR 5.2, I would like to install a free license. However, it response "Failed to validate user" -> error 500. I can get access to converge community with my credentials. Are there any problem with MapR servers to validate credentials?
Author: Nabeel Moidu Original Publication Date: July 10, 2015 Environment All environments below with WLS security enabled on the cluster: 3.1.x 4.0.1 4.0.2 4.1.0 Symptom With security enabled in the cluster : cat /opt/mapr/conf/mapr-clusters.conf nmkc secure=true nmkc1:7222 nmkc2:7222 A typical command response that looks
