Monday, May 11, 2015

Why we switched to Cassandra

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Due to the nature of our business, high availability is extremely important to VictorOps and something we take very seriously. We know our customers rely on our service to be always up so that we can process and deliver their alerts and notifications. One of the key components that is critical to the functioning and availability of any SaaS service is the datastore.
At VictorOps we have historically used MySQL in high availability Percona Xtradb Clusters for operational and analytical uses. While MySQL is a mature and reliable relational database and has performed well, we had planned from early on to move to a more horizontally scalable datastore in order to meet our scalability and high availability requirements (including multi-datacenter failover capabilities).
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