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Many people choose free open source software to monitor Cassandra cluster to save cost. In our env, we use telegraf/Influxdb/Grafana to monitor Cassandra performance. This monitoring package is open source. We can download and use them for free. Use TIG to monitor Cassandra performance Configuration file for Cassandra Monitoring Cassandra performance metrics Use TIG to …

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CREATE USER in Cassandra CREATE USER alice WITH PASSWORD ‘password_a’ SUPERUSER; CREATE USER bob WITH PASSWORD ‘password_b’ NOSUPERUSER; CREATE USER is equivalent to CREATE ROLE where the LOGIN option is true. So, the following pairs of statements are equivalent: CREATE USER alice WITH PASSWORD ‘password_a’ NOSUPERUSER; CREATE ROLE alice WITH PASSWORD = ‘password_a’ AND LOGIN …

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No Load balancers in front of cassandra Cassandra distributes the data across the nodes and most of the cassandra drivers have the algorithm built in to direct requests appropriately . Adding load balancer introduces an additional layer , potentially breaks intelligent algorithms used by driver and also introduces a single point of failure where there …

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