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787 B
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25 lines
787 B
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========
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Overview
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========
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This guide can be split into two parts:
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#. High level architecture
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#. Reference architecture examples, monitoring, and testing
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.. warning::
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We recommend using this guide for assistance when considering your HA cloud.
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We do not recommend using this guide for manually building your HA cloud.
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We recommend starting with a pre-validated solution and adjusting to your
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needs.
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High availability is not for every user. It presents some challenges.
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High availability may be too complex for databases or
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systems with large amounts of data. Replication can slow large systems
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down. Different setups have different prerequisites. Read the guidelines
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for each setup.
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.. important::
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High availability is turned off as the default in OpenStack setups.
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