August 2017
Intermediate to advanced
332 pages
9h 16m
English
Content preview from Continuous Delivery with Docker and Jenkins
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Horizontal scaling
Horizontal scaling means that, when an organization grows, then more master instances are launched. This requires a smart allocation of instances to teams and, in the extreme case, each team can have its own Jenkins master. In that case, it might even happen that no slaves are needed.
The drawbacks are that it may be difficult to automate cross-project integrations and that a part of the team's development time is spent on the Jenkins maintenance. However, the horizontal scaling has some significant advantages:
- Master machines don't need to be special in terms of hardware
- Different teams can have different Jenkins settings (for example, different set of plugins)
- Teams usually feel better and work with Jenkins more efficiently ...
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