Upgrading Elasticsearch To A Newer Version

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How to upgrading Elasticsearch To A Newer Version The key is exporting the instance. Disable shard movement

Migrate to new version (on linux)

Migrate to new version (on solaris)

Re-enable shared movement, once the cluster is back up

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Kafka To Flume PipeLing To HDFS And Elasticsearch

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The below post describes how to configure Flum to grab data from a Kafaka topic as the source then send the data to an HDFS target. Pipeline flow

Create a run file

Create configuration files Create environment file

Create configuration file

Start the flume agent Kafka and Flume to HDFS

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Elasticsearch datatypes

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Source https://www.elastic.co/guide/en/elasticsearch/reference/current/mapping-types.html

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Logstash Nagios Configuration Grok example (logstash.conf)

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Nagios logstash yml conf file

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How to capture performance data in Linux

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Memory usage

top example

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elasticserach mappings

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sql-log mappings

Full template and mapping

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Installing a Specific Version Of Grafana Server

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How to install a specific version of Grafana server Installing a specific version

Make sure to modify the config file according to your environment.

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