kvncloud – Medium

Jun 17, 2021

Kafka

Kafka What is Kafka? Kafka is an open source software platform developed using Scala & Java. It is used for real-time streams of data, to collect big data, or to do real-time analysis. Used with in-memory microservices to provide durability and it can be used to feed events to CEP(Complex event streaming systems). Port numbers used by Kafka: 9092 by default

Cloud Computing

1 min read

Kafka

What is Kafka?

Kafka is an open source software platform developed using Scala & Java. It is used for real-time streams of data, to collect big data, or to do real-time analysis. Used with in-memory microservices to provide durability and it can be used to feed events to CEP(Complex event streaming systems).

Port numbers used by Kafka: 9092 by default

Jun 17, 2021

Zoo keeper

Zoo keeper What is zookeeper? An open source Apache project which works on a simple client-server model. Where clients are nodes(machines) that make use of the services and where servers are the nodes that provides the services. Ports used by Zookeeper: 2181 | 2888 | 3888 Note: Kafka will not work, until zookeeper is installed under Kafka directory

Zookeeper

1 min read

Zoo keeper

What is zookeeper? An open source Apache project which works on a simple client-server model. Where clients are nodes(machines) that make use of the services and where servers are the nodes that provides the services.

Ports used by Zookeeper: 2181 | 2888 | 3888

Note: Kafka will not work, until zookeeper is installed under Kafka directory

Jul 7, 2020

MongoDB — CentOS7 (code=exited, status=14)

It represents code exited on line number 14 from mongod.conf file By default, mongod does not have permission to /tmp/mongod27017.sock Steps to fix it: give command chown mongod:mongod /tmp/<your_sock> 2. delete the /tmp/mongod-17.lock 3. sudo systemctl restart mongod 4. Check the MongoDB status: sudo service mongod status Now mongodb will be working Note: Kindly create access list, while working on mongodb, or else you will be receiving warnings

1 min read