# Stage 6 – Operational excellence
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Amazon OpenSearch Service documentation has a dedicated section on [Operational best practices](https://docs.aws.amazon.com/opensearch-service/latest/developerguide/bp.html). Topics include the following:
+ [Monitoring and alerting](https://docs.aws.amazon.com/opensearch-service/latest/developerguide/bp.html#bp-monitoring)
+ [Shard strategy](https://docs.aws.amazon.com/opensearch-service/latest/developerguide/bp.html#bp-sharding-strategy)
+ [Stability](https://docs.aws.amazon.com/opensearch-service/latest/developerguide/bp.html#bp-stability)
+ [Performance](https://docs.aws.amazon.com/opensearch-service/latest/developerguide/bp.html#bp-perf)
+ [Security](https://docs.aws.amazon.com/opensearch-service/latest/developerguide/bp.html#bp-security)
+ [Cost optimization](https://docs.aws.amazon.com/opensearch-service/latest/developerguide/bp.html#bp-cost-optimization)
+ [Sizing Amazon OpenSearch Service domains](https://docs.aws.amazon.com/opensearch-service/latest/developerguide/sizing-domains.html)
+ [Petabyte scale in Amazon OpenSearch Service](https://docs.aws.amazon.com/opensearch-service/latest/developerguide/petabyte-scale.html)
+ [Dedicated master nodes in Amazon OpenSearch Service](https://docs.aws.amazon.com/opensearch-service/latest/developerguide/managedomains-dedicatedmasternodes.html)
+ [Recommended CloudWatch alarms for Amazon OpenSearch Service](https://docs.aws.amazon.com/opensearch-service/latest/developerguide/cloudwatch-alarms.html)

We recommend that you follow guidance provided in the documentation to operate your newly migrated environment.