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Merge pull request #6507 from scjane/patch-18

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Update configure-upgrade-etcd.md
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Qiming
2017-11-30 15:59:56 +08:00
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commit a49d85186a
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docs/tasks/administer-cluster/configure-upgrade-etcd.md
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@@ -227,7 +227,7 @@ There are requirements on how an etcd cluster upgrade can be performed. The prim
Upgrade only one minor release at a time. For example, we cannot upgrade directly from 2.1.x to 2.3.x. Upgrade only one minor release at a time. For example, we cannot upgrade directly from 2.1.x to 2.3.x.
Within patch releases it is possible to upgrade and downgrade between arbitrary versions. Starting a cluster for Within patch releases it is possible to upgrade and downgrade between arbitrary versions. Starting a cluster for
any intermediate minor release, waiting until the cluster is healthy, and then any intermediate minor release, waiting until the cluster is healthy, and then
shutting down the cluster down will perform the migration. For example, to upgrade from version 2.1.x to 2.3.y, shutting down the cluster will perform the migration. For example, to upgrade from version 2.1.x to 2.3.y,
it is enough to start etcd in 2.2.z version, wait until it is healthy, stop it, and then start the it is enough to start etcd in 2.2.z version, wait until it is healthy, stop it, and then start the
2.3.y version. 2.3.y version.