In a Spark (3.2.0) application, i need to change the replication factor for different files written to HDFS. For instance, i write some temporary file ...
In a Spark (3.2.0) application, i need to change the replication factor for different files written to HDFS. For instance, i write some temporary file ...
I have a spring boot project using Kafka. I configured it with Spring Cloud Stream Kafka auto configuration. I want to create my topics automatically ...
I am setting up a Confluent Kafka Cluster (Community) with 3 Zookeper and 5 Kafka Broker nodes . The requirement is that we should be able to continue ...
Lets Say i have 1 large file. Hdfs splits that file in 5 blocks. I want to change replication factor for block 1. How do i do that? ...
I found similar question Hadoop HDFS is not distributing blocks of data evenly but my ask is when replication factor = 1 I still want to understand ...
Try to understanding consistency maintenance in Kafka. Please find the scenario and help to understand. In that case, for achieving the strong cons ...
When creating a new namespace in Cassandra, we need to give a number for a replication factor. Ex: Does the number, that we are giving as the replic ...
I have this code: What is the use of 'replication_factor' in the above Cassandra query? ...
I am new to cassandra and I wanted to understand the granular difference between consistency level and replication factor. Scenario: If I have a repl ...
As some background, we have 2 clusters which are currently used as production and development. As part of this, we are copying files (using hadoop dis ...
I am newbie to cassandra. What exactly replication factor in cassandra means? For example, I have 3 node cluster(node1,node2,node3) and If I create ke ...
Is it possible to change the replication factor of a specific block of a file rather than changing it for (all blocks of) a file? I am new to Hadoop ...
I have a 3 nodes Cassandra cluster with 2 keyspaces. One of them has replication factor 1 and the other, replication factor 2. I want to reduce the cl ...
I am ought to develop a new application and I decided to use Apache Cassandra database. Because of the low money budget I can't rent a bug amount of s ...
Let's say I have a data with 25 blocks and the replication factor is 1. The mapper requires about 5 mins to read and process a single block of the dat ...
I have a cluster with replication factor of 6 (and 6 nodes). I want to change the replication factor to 3 without downtime. What happens if I change ...