November 2015
Intermediate to advanced
236 pages
4h 42m
English
An alternative to the in-place upgrade strategy is the expand and contract strategy. This strategy has become popular of late thanks to the self-service nature of on-demand infrastructure, such as cloud computing or virtualization pools. The ability to create new servers on demand from a large pool of available resources means that every deployment of an application can happen on brand new systems. This strategy avoids a host of issues. These include a build up of cruft on long running systems, such as:
Starting afresh each time also ...