How can I scale services using Docker Compose?
You can scale services in Docker Compose by using the --scale
option followed by the service name and the desired number of replicas.
Can you give me an example of the command?
Sure! If you have a service named web
, you can run docker-compose up --scale web=3
to scale it to 3 replicas.
What if I want to scale multiple services?
You can specify multiple services in the same command, like this: docker-compose up --scale web=3 --scale db=2
.
Are there any limitations I should be aware of?
Yes, scaling is limited by the resources available on your host machine, such as CPU and memory.
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