2015年4月1日 · I have been using HBase for the past six months and I came to know about DynamoDB by Amazon. Maintenance wise dynamo db looks easier to handle since its taken care by Amazon. But whether to switch to dynamo db from hbase is a question to me. I could not find satisfying reason to switch from hbase to dynamo db except for maintaining the cluster.

2016年8月1日 · (Answering my own question) The defaults in AWS EMR for HBase ports are different from the regular HBase. From here we can say that the rest port for HBase is 8070 and the port for the UI is 8085. One could use them. That said, there's always the -p option. Use hbase rest start -p portnumber to start the HBase rest server on a port number of ...

2022年5月13日 · I'm trying to write a simple API application to read data from HBase on an AWS EMR cluster. But I get an SocketTimeoutException when I try to send the request. However, in the console log you can see, connection to the master node is …

2014年4月3日 · In short, I want to create and host a website in Python + HBase for the purpose of learning them. I've experience with EC2 and S3 and I would be using aws as the infrastructure. What I'm thinking of reserving: 3 default (1.7 G) instances for HBase; 3 more for webserver + memcached if necessary; I want to figure out if they are okay to start with.

I am using Hbase 0.94.18 on AWS EMR. I am planning to use HappyBase as it looks very promising. Unfortunately I faced this issue on the very first attempt: conn = happybase.Connection(port=9200,co...

2021年3月5日 · Hbase Snapshots. (Recommended). It has a little impact on region server performance. You can follow the aws documentation to perform snapshot/restore operations. Basically you will do the following: Create Snapshot; Export to …

2019年1月28日 · Hbase on AWS EC2. 1 HBase Cluster on Amazon EMR, Client Error: NoServerForRegionException ...

2018年9月4日 · On our previous on-prem Cloudera Hadoop cluster, it was working very well. Now, we are moving to AWS. I don't manage to make this program work on AWS EMR cluster. EMR details : Release label:emr-5.16.0; Hadoop distribution:Amazon 2.8.4; Applications:Spark 2.3.1, HBase 1.4.4; Master : m4.4xlarge; Nodes : 12 x m4.4xlarge; Here is the code of my ...

2018年4月25日 · I'm trying to access HBase on an AWS EMR cluster but the only thing I got is a : 2018-04-24 18:53:29 WARN org.apache.zookeeper.ClientCnxn - Session 0x0 for server null, unexpected error, closing ...

2016年9月7日 · It is now possible to use S3 as storage for HBase. When you run HBase on Amazon EMR version 5.2.0 or later, you can enable Amazon S3 storage mode, which offers the following advantages: The HBase root directory is stored in Amazon S3, including store files (HFiles) and table metadata.