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optimize some descriptions for swarm nodes.md

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Signed-off-by: lixiaobing10051267 <li.xiaobing1@zte.com.cn>
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lixiaobing10051267 2016-08-11 19:07:56 +08:00
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docs/swarm/how-swarm-mode-works/nodes.md
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@ -43,12 +43,12 @@ manager. If the manager in a single-manager swarm fails, your services will
continue to run, but you will need to create a new cluster to recover.
To take advantage of swarm mode's fault-tolerance features, Docker recommends
you implement an odd number of nodes nodes according to your organization's
you implement an odd number of nodes according to your organization's
high-availability requirements. When you have multiple managers you can recover
from the failure of a manager node without downtime.
* A three-manager swarm tolerates a maximum loss of one manager.
* A five-manager swarm tolerates a maximum simultaneous loss two
* A five-manager swarm tolerates a maximum simultaneous loss of two
manager nodes.
* An `N` manager cluster will tolerate the loss of at most
`(N-1)/2` managers.