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Combined steps to reduce redundancy
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articles/azure-cache-for-redis/cache-failover.md

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@@ -42,8 +42,7 @@ The Azure Cache for Redis service regularly does maintenance to update your cach
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1. The management service selects one node to be patched.
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1. If the selected node is a master node, its replica node cooperatively promotes itself. This promotion is considered a planned failover.
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1. The selected node reboots to take the new changes and comes back up as a replica node.
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1. The selected node connects to the master node and synchronize data.
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1. The selected node reboots to take the new changes and comes back up as a replica node. Replica nodes connect to the master node and synchronize data.
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1. When data sync completes, the patching process repeats for the remaining nodes.
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Since patching is a planned failover, the replica node quickly promotes itself to become a master and begins servicing requests and new connections. Basic caches don't have a replica node and are unavailable until the update completes. Each shard of a clustered cache is patched separately and won't close connections to another shard.

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