Hands on with ansible: Elastic Search

Requirement: Update log4j2.properties on all elastic search servers, restart them and check if logs are being rolled and purged over or not. Use Case 1: Take backup of existing log4j2.properties…

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Leader Election in Zookeeper

Recently encountered a use case in production where three distributed docker container were doing the same task where only one was supposed to do that.For example there was a job…

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