Splitting Large Files to Smaller Files in NiFi

See the complete Video or scroll down to continue reading. Thumb Rule is, You should always use split record processor to split your total records divided by 10. So for example, If you have a file with 1,000,000 records and you want final output with only 10 records per FlowFile. Then you should first split …

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Changing Grafana Database From SQLite to MySQL

Installing MySQL Server wget https://dev.mysql.com/get/mysql57-community-release-el7-9.noarch.rpm sudo rpm -ivh mysql57-community-release-el7-9.noarch.rpm sudo yum install mysql-server Starting MySQL Server sudo systemctl start mysqld sudo systemctl status mysqld sudo grep ‘temporary password’ /var/log/mysqld.log Creating a New Database and a New User in MySQL Database sudo mysql_secure_installation create database grafanadb CREATE USER ‘grafana’@’localhost’ IDENTIFIED BY ‘grafana’; GRANT ALL PRIVILEGES ON …

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Redis Transactions

Below Commands are the basic building blocks of Transactions. DISCARD EXEC MULTI UNWATCH WATCH What are the key properties of Transactions? Transactions guarantee that they are executed in sequence. Either all commands are processed or none are processed. 127.0.0.1:6379> keys * 1) “ticket_available” 127.0.0.1:6379> multi OK 127.0.0.1:6379> get ticket_available QUEUED 127.0.0.1:6379> decr ticket_available QUEUED 127.0.0.1:6379> …

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Installing Grafana on Windows

There are two approaches of installing Grafana on Windows Approach 1: Install With Windows Installer Windows Installer(64 Bit) Download grafana-6.7.3.windows-amd64.msi Approach 2: Install standalone Windows binary Click Download the zip file. Important: After you’ve downloaded the zip file and before extracting it, make sure to open the properties for that file (right-click Properties) and select the unblock check box and then …

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Installing Grafana on Linux

Grafana installation is simple and quick. Here are good to know things before you start installing Grafana: Grafana is available on all the below platform: Debian / Ubuntu RPM-based Linux (CentOS, Fedora, OpenSuse, RedHat) macOS Windows Grafana requires a database to store its configuration data, such as users, data sources, and dashboards. The exact requirements …

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Grafana Overview

What is Grafana? Grafana is the open source analytics and monitoring tool. It can connect to almost all types of databases. Grafana allows to query, visualize, alert on and understand metrics no matter where they are stored. Create, explore, and share dashboards with your team and foster a data driven culture. If you quickly want …

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Control-M Interview Questions and Answers

Control-M Admin Related QnA What is Control-M? Control-M is a workload scheduling tool. It simplifies workflow orchestration. Why do we need Control-M when I can use Cron Jobs or Windows Task Scheduler? Many a times questions like these may arise, when you would be wondering that if Control-M is a scheduling tool then why not …

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