I've a very weired issue, where my hadoop cluster has run out of space. Upon investagtion I found out that one of the database was consuming about 77 TB of space. However when I go inside ...
Hello, I installed apache kafka and sentry on CDH (5.13), but the problem is that I am not able to create roles using the command kafka-sentry. (I executed the command with a superuser accou...
For Impala, hbase, hdfs and yarn services, I can specify memory allocation in static service pools UI in Cloudera Manager. Not so for Kudu.
So do I manually under-allocate all the ot...
Good morning, I installed kafka in CDH 5.13 and I can run my producer successfully but when I run my consumer I have the following error: org.apache.kafka.common.error...
I have a Oozie job which starts a Oozie shell action,the shell action starts a spark application (spark2-submit). I am mostly doing spark sql. The jobs runs for a while and suddenly hangs. It starts ...
Hi, I currenty have a timestamp field converted to a timestamp via cast(a.timefield as timestamp). I need to be able to extract the time from the timestamp and then use th...
...Sometimes it gave results with many columns values NULL which have values in impala query. I'm not sure whether it is a bug in hive; I tried the both "set parquet.column.index.access=true" and...
Is there any way to "set parquet.column.index.access = true" as defult in hive table configuration? the Hive version is 1.1 the cdh version is 5.14 Hope your kind suggestion.
Hello everyone, I am running into an issue, the dfs/dn is consuming all the disk space in a distributed cluster. My cluster has four nodes with each of 100HDD disk space. Apparently on Cloud...
