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Continue to Chat[ERROR][logstash.inputs.jdbc Unable to connect to database. Tried 1 times {:error_message=>"Java::ComMysqlJdbcExceptionsJdbc4::CommunicationsException: Communications link failure\n\nThe last packet successfully received from the server was 1 milliseconds ago. The last packet sent successfully to the server was 1 milliseconds ago."} https://pheonixsolutions.com/blog/errorlogstash-inputs-jdbc-unable-to-connect-to-database-tried-1-times-error_messagejavacommysqljdbcexceptionsjdbc4communicationsexception-communications-link-failurennthe-last-pa/