Altinity Blog

ClickHouse + Graphouse introduction


A few weeks ago we described how to setup ‘ClickHouse monitoring with Graphite’. Today we are going to look at this from a different angle: how ClickHouse can be used as a Graphite backend.

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Circular Replication Cluster Topology in ClickHouse


In some cases, there is a need to configure a distributed cluster with replication but there are not enough servers in order to place every replica on a separate node. It is better to have multiple replicas at the same nodes configured in a special way, that allows to continue executing queries even in the case of a node failure. Such replication configuration can be found in different distributed systems, it is often referred to as ‘circular’ or ‘ring’ replication. In this article, we will discuss how to set up circular replication in ClickHouse.

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