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Getting Started with Couchbase Server
book

Getting Started with Couchbase Server

by MC Brown
June 2012
Beginner content levelBeginner
90 pages
2h 9m
English
O'Reilly Media, Inc.
Content preview from Getting Started with Couchbase Server

Chapter 5. Monitoring Your Cluster

To fully understand how your cluster is working, and whether it is working effectively, there are a number of different statistics that you should monitor to diagnose and identify problems. Couchbase Server incorporates a huge range of statistics that provide very detailed and in-depth information on how your cluster is running.

Some of the statistics can be used on their own to provide advice and guidance; others may need to be monitored alongside other statistics to give a better picture. Others provide background information on how specific elements of your cluster are executing.

Monitoring Cluster, Nodes, Buckets

The architecture of Couchbase Server means that for the majority of statistics, you should monitor the cluster as a whole in the first instance.

Your monitoring should focus on:

Whole Cluster

Your whole cluster should be monitored to ensure that you are not running out of RAM, disk space, or I/O performance. A problem with any one of these items indicates that your cluster size should be increased.

You can monitor the overall performance from the main Cluster Overview page, shown in Figure 5-1.

Nodes

You should monitor your individual nodes to ensure that they are not experiencing spikes in CPU, RAM, or disk I/O. This may indicate that your cluster is failing to cope with RAM or I/O requirements, or that a node needs to be taken out of service (manual failover) due to a software or hardware issue.

You can monitor the key node statistics from ...

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Publisher Resources

ISBN: 9781449331054