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diff --git a/docs/deployment.rst b/docs/deployment.rst index de276ce28..ba8fcd934 100644 --- a/docs/deployment.rst +++ b/docs/deployment.rst @@ -12,6 +12,13 @@ CPS Deployment .. contents:: :depth: 2 +Database configuration +====================== +CPS uses PostgreSQL database. As per the `PostgreSQL documentation on resource consumption +<https://www.postgresql.org/docs/current/runtime-config-resource.html#GUC-SHARED-BUFFERS>`_, the *shared_buffers* +parameter should be set between 25% and 40% of total memory. It has a default value of 128 megabytes, so this should be +set appropriately. For example, given a database with 2GB of memory, 512MB is a recommended value. + CPS OOM Charts ============== The CPS kubernetes chart is located in the `OOM repository <https://github.com/onap/oom/tree/master/kubernetes/cps>`_. |