April 2018
Intermediate to advanced
250 pages
5h 42m
English
Content preview from Docker for Serverless Applications
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Workers on Spot instances
Then, we will provision another three nodes as a fleet of Spot instances. Here, in the following screenshot, it shows the setup to request a fleet of three Spot instances. Choose the Request and Maintain option, then set the Target capacity to 3 instances:
Figure 7.11: Requesting and maintaining a fleet of 3 instances
We configure the setup script to install Docker, join the node to the cluster, and set up the network driver upon the instance creation. The setup must be put into the User data section of the fleet setup, as shown in the following screenshot:
Figure 7.12: Putting join instructions into the request's ...
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