Piyush Tech Blog

Goal: In these tutorial we gonna cover deletion of old logs in ELK Stack. We gonna achive these by deleting old indices created by Logstash while dumping logs in Elasticsearch. Prerequisites: Old logs to delete... 😜😜 Let's Begin the exercise: Install curator Curator is a package in Elasticsearch  repository to delete old indices. Create a file sudo vi /etc/yum.repos.d/curator.repo paste following lines Save and Exit file Run yum install sudo yum install elasticsearch-curator Configure Curator Create a directory mkdir ~/.curator/ Open a file sudo vi ~/.curator/curator.yml paste following code Save and Exit file Deletion pattern Create file to define delete pattern in Elasticesearch sudo vi ~/.curator/delete_indices.yml paste following lines in file Create a log file for curator on the location you defined in configuration, and assign permission to right into file. sudo touch /var/log/curator #to assign permission to write l